初一上学期数学计算题、解方程100道 7年级上册解方程。100道。
\u521d\u4e00\u6570\u5b66\u4e0b\u518c\u8ba1\u7b97\u9898100\u9053(4+8)x125
=4x125+8x125
=500+1000
=1500
58x101-58
=58x(101-1)
=58x100
=5800
5600\u00f7(56x25)
=5600\u00f756\u00f725
=100\u00f725
=4
269x5+269x99-4x269
=269x(5+99-4)
=269x100
=26900
147x19+81x147
=147x(19+81)
=147x100
=14700
(25+125)x80
=25x80+125x80
=2000+10000
=12000
120\u00f7(3\u5206\u4e4b1-4\u5206\u4e4b1)
=120\u00f7(12\u5206\u4e4b4-12\u5206\u4e4b3)
=120\u00f712\u5206\u4e4b1
=120\u00d712
=1440
10.1\u00d789-8.9
=101x8.9-8.9x1
=8.9x(101-1)
=8.9x100
=890
9.07-22.78\u00f73.4
=9.07-6.7
=9.07-\uff087-0.3\uff09
=9.07-7+0.3
=2.07+0.3
=2.37
5+7\u00d7(8+12)\u00f7(4-2)
=5+7\u00d720\u00f72
=5+70
=75
16x4+16x6x16
=16x4+96x16
=16x(4+96)
=16x100
=1600
7/25\u00d74/9+7/25\u00d75/9
=7/25\u00d7(4/9+5/9)
=7/25\u00d71
=7/25
60\u00d7(1/12+1/15+1/4)
=60\u00d71/12+60\u00d71/15+60\u00d71/4
=5+4+15
=24
(5/12-3/8)\u00d772
=5/12\u00d772-3/8\u00d772
=30-27
=3
6/7-5/24\u00f77/12
=6/7-5/24\u00d712/7
=12/14-5/14
=7/14
=1/2
[3/4\u00d7(7/16-1/4)]\u00f79/13
=3/4\u00d7\uff087/16-4/16\uff09\u00d713/9
=1/4\u00d73/16\u00d713/3
=13/64
2/3-7/8+1/3
=(2/3+1/3)-7/8
=1-7/8
=1/8
5/6-(3/7-1/6)
=(5/6+1/6)-3/7
=1-3/7
=4/7
1-1/3-2/3
=1-(1/3+2/3)
=1-1
=0
1+3/5-1/10
=1+6/10-1/10
=1+1/2
=1\u53c81/2
3/8-12/13+5/8
=3/8+5/8-12/13
=1-12/13
=1/13
1-(1/2-3/4)
=1+3/4-2/4
=1+1/4
=5/4
1-1/2-1/4
=1/2-1/4
=2/4-1/4
=1/4
2/7-8/9+5/7
=(2/7+5/7)-8/9
=1-8/9
=1/9
2-1/4-3/4
=2-(1/4+3/4)
=2-1
=1
1/2-(3/8-1/2)
=1/2+1/2-3/4
=1-3/8
=5/8
2.64\u00d71.7-2.64\u00d70.7
=2.64\u00d7(1.7-0.7)
=2.64\u00d71
=2.64
31.5\u00d71.07-3.15\u00d70.7
=3.15\u00d710.7-3.15\u00d70.7
=3.15\u00d7(10.7-0.7)
=3.15\u00d710
=31.5
2.7\u00d75.7-2.7+5.3\u00d72.7
=2.7\u00d7(5.7-1+5.3)
=2.7\u00d710
=27
0.625\u00f70.125\u00d70.8
=(0.625\u00d70.8)\u00d78\u00f7(0.125\u00d78)
=0.5\u00d78\u00f71
=4
18.6\u00d76.1+3.9\u00d718.6
=18.6\u00d7(6.1+3.9)
=18.6\u00d710
=186
52.5x2.9+5.45
=5.25x29+5.25+0.2
=5.25\u00d7(29+1)+0.2
=5.25\u00d730+0.2
=157.5+0.3
=157.7
0.92x15+0.08x15
=(0.92+0.08)\u00d715
=1\u00d715
=15
0.72\u00d71.25\u00d72.5
=0.9\u00d7(0.8\u00d71.25)\u00d72.5
=0.9\u00d71\u00d72.5
=2.25
400.6x7-2003x0.4
=200.3x14-200.3x4
=200.3\u00d7\uff0814-4\uff09
=200.3\u00d710
=2003
300\u00f7125\u00f78
=300\u00f7(125\u00d78)
=300\u00f71000
=0.3
396-96-172-28
=(396-96)-(172+28)
=300-200
=100
125x24
=125x8x3
=1000x3
=3000
26x15
=(20+6)x15
=20x15+6x15
=300+90
=390
25x99x4
=25x4x99
=100x99
=9900
250x32
=250x4x8
=1000x8
=8000
(98+98+98+98)x25
=4x98x25
=4x25x98
=100x98
=9800
3/4\u00f75/8\u00d73/10
=3/4\u00d78/5\u00d73/10
=9/5\u00d71/5
=9/25
1.25\u00d7(8+10)
=1.25\u00d78+1.25\u00d710
=10+12.5
=22.5
1.24+0.78+8.76
=(1.24+8.76)+0.78
=10+0.78
=10.78
1/2-(4/5-1/2)
=1/2+1/2-4/5
=1-4/5
=1/5
4800\u00f725\u00f74
=4800\u00f7(25x4)
=4800\u00f7100
=4800\u00f7100
=48
2/5-(3/8-3/5)
=2/5+3/5-3/8
=1-3/8
=5/8
3/4-(3/7-1/4)
=3/4+1/4-3/7
=1-3/7
=4/7
3.2x0.125x2.5
=0.125x8x(0.4x2.5)
=1x1
=1
0.4\u00d7125\u00d725\u00d70.8
=(0.4\u00d725)\u00d7(125\u00d70.8)
=10\u00d7100
=1000
1.25\u00d7(8+10)
=1.25\u00d78+1.25\u00d710
=10+12.5
=22.5
9123-(123+8.8)
=9123-123-8.8
=9000-8.8
=8991.2
1.24\u00d78.3+8.3\u00d71.76
=8.3\u00d7(1.24+1.76)
=8.3\u00d73
=24.9
9999\u00d71001
=9999\u00d7(1000+1)
=9999\u00d71000+9999\u00d71
=10008999
14.8\u00d76.3-6.3\u00d76.5+8.3\u00d73.7
=(14.8-6.5)\u00d76.3+8.3\u00d73.7
=8.3\u00d76.3+8.3\u00d73.7
=8.3\u00d7(6.3+3.7)
=8.3\u00d710
=83
1.24+0.78+8.76
=(1.24+8.76)+0.78
=10+0.78
=10.78
933-157-43
=933-(157+43)
=933-200
=733
4821-998
=4821-1000+2
=3823
32\u00d7125\u00d725
=4\u00d78\u00d7125\u00d725
=(4\u00d725)\u00d7(8\u00d7125)
=100\u00d71000
=100000
1.8+18\u00f71.5-0.5\u00d70.3
=1.8+12-0.15
=13.8-0.15
=13.65
6.5\u00d78+3.5\u00d78-47
=52+28-47
=80-47
3.7x2.56-2.3
=9.472-2.3
=7.172
1.24+0.78+8.76
=(1.24+8.76)+0.78
=10+0.78
=10.78
1/2-(4/5-1/2)
=1/2+1/2-4/5
=1-4/5
=1/5
4800\u00f725\u00f74
=4800\u00f7(25x4)
=4800\u00f7100
=4800\u00f7100
=48
2/5-(3/8-3/5)
=2/5+3/5-3/8
=1-3/8
=5/8
3/4-(3/7-1/4)
=3/4+1/4-3/7
=1-3/7
=4/7
3.2x0.125x2.5
=0.125x8x(0.4x2.5)
=1x1
=1
0.4\u00d7125\u00d725\u00d70.8
=(0.4\u00d725)\u00d7(125\u00d70.8)
=10\u00d7100
=1000
1.25\u00d7(8+10)
=1.25\u00d78+1.25\u00d710
=10+12.5
=22.5
9123-(123+8.8)
=9123-123-8.8
=9000-8.8
=8991.2
1.24\u00d78.3+8.3\u00d71.76
=8.3\u00d7(1.24+1.76)
=8.3\u00d73
=24.9
9999\u00d71001
=9999\u00d7(1000+1)
=9999\u00d71000+9999\u00d71
=10008999
14.8\u00d76.3-6.3\u00d76.5+8.3\u00d73.7
=(14.8-6.5)\u00d76.3+8.3\u00d73.7
=8.3\u00d76.3+8.3\u00d73.7
=8.3\u00d7(6.3+3.7)
=8.3\u00d710
=83
1.24+0.78+8.76
=(1.24+8.76)+0.78
=10+0.78
=10.78
933-157-43
=933-(157+43)
=933-200
=733
4821-998
=4821-1000+2
=3823
32\u00d7125\u00d725
=4\u00d78\u00d7125\u00d725
=(4\u00d725)\u00d7(8\u00d7125)
=100\u00d71000
=100000
9/17x8/13-13/17/8
=9/17x8/13-13/17x1/8
=72/221-13/136
=576/1768-169/1768
=407/1768
9/17x8/13+8/13/(17/8)
=9/17x8/13+8/13x8/17
=8/13x(9/17+8/17)
=8/13x1
=8/13
10.1\u00d789-8.9
=10.1x89-89x0.1
=89x(10.1-0.1)
=89x10
=890
4x+8=4
\u89e3\uff1a4x=4-8
4x=-4
x=-4\u00f74
x=-1
12x+8x-12=28
\u89e3\uff1a20x=28+12
20x=40
x=40\u00f720
x=2
4x+2.1=8.5
\u89e3\uff1a4x=8.5-2.1
4x=6.4
x=6.4\u00f74
x=1.6
65y-30=100
\u89e3\uff1a65y=100+30
65y=130
y=130\u00f765
y=2
15x-7.5x=15
\u89e3\uff1a7.5x=15
x=15\u00f77.5
x=2
25%x=5
\u89e3\uff1a1/4x=5
x=5*4
x=20
20-15%x=17
\u89e3\uff1a0.15x=20-17
0.15x=3
x=3\u00f70.15
x=20
25%x=5
\u89e3\uff1a0.25x=5
x=5\u00f70.25
x=20
80%X=6/15X+96
\u89e3\uff1a4/5X=2/5X+96
4/5X-2/5X=96
2/5X=96
X=96*5/2
X=48*5
X=240
15%X+10-X=10*32%
\u89e3\uff1a0.15X-X=3.2-10
-0.85X=-6.8
X=-6.8\u00f7(-0.85)
X=8
15%X+10-X=10*32%
\u89e3\uff1a0.15X+10-X=3.2
X-0.15X=10-3.2
0.85X=6.8
X=6.8\u00f70.85
X=8
8\u00f7x=0.4
\u89e3\uff1a8\u00f7x*x=0.4*x
0.4x=8
0.4x\u00f70.4=8\u00f70.4
x=20
5x+8x=4.7
\u89e3\uff1a13x=4.7
x=4.7/13
x=47/130
2*20x=10(60-x)
\u89e3\uff1a40x=600-10x
40x+10x=600
50x=600
x=600\u00f750
x=12
x\u00f775+x\u00f760=36
\u89e3\uff1a1/75x+1/60x=36
4/300x+5/300x=36
9/300x=36
x=36*300/9
x=12*100
x=1200
x-0.7x=16
\u89e3\uff1a(1-0.7)x=16
0.3x=16
x=16\u00f70.3
x=16/0.3
x=160/3
8(x-4)+5=45
\u89e3\uff1a8(x-4)=45-5
8(x-4)=40
x-4=40\u00f78
x-4=5
x=5+4
x=9
(x+10)*2.4+4=x+25+10
\u89e3\uff1a2.4x+24+4=x+35
2.4x+28=x+35
2.4x-x=35-28
1.4x=7
x=7\u00f71.4
x=5
4x+8=4
\u89e3\uff1a4x+8-8=4-8\u2014\u2014\u7b49\u5f0f\u6027\u8d28
4x=-4
4x\u00f74=-4\u00f74
x=-1
7.8x-14=40
\u89e3\uff1a7.8x=40+14
7.8x=54
x=54/7.8
x=540/78
x=90/13
5x+30=6x-10
\u89e3\uff1a6x-5x=30+10
x=40
4x+8=4\u2014\u2014\u65b9\u7a0b\u4e24\u8fb9\u9664\u4ee54
\u89e3\uff1ax+2=1
x=1-2
x=-1
x\uff1a6.5=6\uff1a4
\u89e3\uff1a4x=6.5*6
4x=39
x=39/4
x=9.75
8.6x+3*6=52.4
\u89e3\uff1a8.6x+18=52.4
8.6x=52.4-18
8.6x=34.4
x=34.4\u00f78.6
x=4
x/5.2-1.6=1.8
\u89e3\uff1ax/5.2=1.8+1.6
x/5.2=3.4
x=3.4*5.2
x=17.68
225x=239.2x
\u89e3\uff1a239.2x-225x=0
14.2x=0
x=0\u00f714.2
x=0
80x+(80-20)(x+10)=4800
\u89e3\uff1a80x+60(x+10)=4800
80x+60x+600=4800
140x=4800-600
140x=4200
x=4200\u00f7140
x=30
1.5x-0.6*15=18
\u89e3\uff1a1.5x-9=18
1.5x=18+9
1.5x=27
x=27\u00f71.5
x=18
6x+4(2x-1)+3(45-3x)=171
\u89e3\uff1a6x+8x-4+135-9x=171
6x+8x-9x+131=171
5x=171-131
5x=40
x=40\u00f75
x=8
9x*2+18*6x+17*2x=12.8
\u89e3\uff1a(18+108+34)x=12.8
160x=12.8
x=12.8\u00f7160
x=0.08
1-4*[1/x+1/(x+5)]=(x-4)*[1/(x+5)]
\u89e3\uff1ax(x+5)-[4(x+5)+4x]=x(x-4)
x²+5x-(4x+20+4x)=x²-4x
x²+5x-8x-20=x²-4x
x²-x²-3x+4x-20=0
4x-3x=20
x=20
2x*(x-1)-x*(2x+3)=15
\u89e3\uff1a2x²-2x-2x²-3x=15
-5x=15
x=15\u00f7\uff08-5\uff09
x=-3
2\u5206\u4e4bx+5\u5206\u4e4b1=3\u5206\u4e4b1x
\u89e3\uff1a2\u5206\u4e4b1x-3\u5206\u4e4b1x=-5\u5206\u4e4b1
6\u5206\u4e4b3x-6\u5206\u4e4b2x=-5\u5206\u4e4b1
6\u5206\u4e4b1x=-5\u5206\u4e4b1
x=-5\u5206\u4e4b1*6
x=-5\u5206\u4e4b6
x=-1\u53c85\u5206\u4e4b1
8(3x+3)=72
\u89e3\uff1a3x+3=72\u00f78
3x+3=9
3x=9-3
3x=6
x=6\u00f73
x=2
8(3x+3)=72
\u89e3\uff1a24*(x+1)=72
x+1=72\u00f724
x+1=3
x=3-1
x=2
8(3x+3)=72
\u89e3\uff1a24x+24=72
24x=72-24
24x=48
x=48\u00f724
x=2
4(y+2)=24
\u89e3\uff1ay+2=24\u00f74
y+2=6
y=6-2
y=4
4(y+2)=24
\u89e3\uff1a4y+8=24
4y=24-8
4y=16
y=16\u00f74
y=4
3x+12.4=5x-3.6
\u89e3\uff1a5x-3x=12.4+3.6
2x=16
x=16\u00f72
x=8
x-80%x-6=16
\u89e3\uff1ax-0.8x=16+6
0.2x=22
x=22\u00f70.2
x=110
x-0.1x=55.404
\u89e3\uff1a(1-0.1)x=55.404
0.9x=55.404
x=55.404\u00f70.9
x=61.56
x+12−1/4x=1
\u89e3\uff1ax-1/4x=1-12
3/4x=-11
x=-11*4/3
x=-44/3
9\u5206\u4e4b8\u00f7(2x)=8\u5206\u4e4b5
\u89e3\uff1a8\u5206\u4e4b5*2x=9\u5206\u4e4b8
4\u5206\u4e4b5x=9\u5206\u4e4b8
x=9\u5206\u4e4b8*5\u5206\u4e4b4
x=45\u5206\u4e4b32
5x+30=6x-10
\u89e3\uff1a6x-5x=30+10
x=40
22%x=34
\u89e3\uff1a11/50x=34
x=34*50/11
x=1700/11
7\u5206\u4e4b2x\uff1a3\u5206\u4e4b2=6
\u89e3\uff1a7\u5206\u4e4b2x=6*3\u5206\u4e4b2
7\u5206\u4e4b2x=4
x=4*2\u5206\u4e4b7
x=14
0.5x+3\u5206\u4e4b1x=9\u5206\u4e4b5
\u89e3\uff1a2\u5206\u4e4b1x+3\u5206\u4e4b1x=9\u5206\u4e4b5
6\u5206\u4e4b3x+6\u5206\u4e4b2x=9\u5206\u4e4b5
6\u5206\u4e4b5x=9\u5206\u4e4b5
x=9\u5206\u4e4b5*5\u5206\u4e4b6
x=3\u5206\u4e4b2
2x-20%\u00d710=4.22
\u89e3\uff1a2x-2=4.22
2x=4.22+2
2x=6.22
x=6.22\u00f72
x=3.11
(1-65%)*X=8
\u89e3\uff1a(1-0.65)X=8
0.35X=8
X=8\u00f70.35
X=800/35
X=160/7
3\u5206\u4e4b2X=9\u5206\u4e4b4
\u89e3\uff1aX=9\u5206\u4e4b4*2\u5206\u4e4b3
X=3\u5206\u4e4b2
3\u5206\u4e4b2X+4\u5206\u4e4b1=12
\u89e3\uff1a3\u5206\u4e4b2X=4\u5206\u4e4b48-4\u5206\u4e4b1
3\u5206\u4e4b2X=4\u5206\u4e4b47
X=4\u5206\u4e4b47*2\u5206\u4e4b3
X=8\u5206\u4e4b141
3X-7\u5206\u4e4b5X=7\u5206\u4e4b2
\u89e3\uff1a7\u5206\u4e4b21X-7\u5206\u4e4b5X=7\u5206\u4e4b2
7\u5206\u4e4b16X=7\u5206\u4e4b2
X=7\u5206\u4e4b2*16\u5206\u4e4b7
X=8\u5206\u4e4b1
3X+5=5X-1
\u89e3\uff1a5X-3X=5+1
2X=6
X=6\u00f72
X=3
4x-1.5x=5
\u89e3\uff1a2.5x=5
x=5\u00f72.5
x=2
X+3.6\uff1d2.5X-3.6
\u89e3\uff1a2.5X-X=3.6+3.6
1.5X=7.2
X=7.2\u00f71.5
X=4.8
x+3.6=2.5x-3.6
\u89e3\uff1a2.5x-x=3.6+3.6
1.5x=7.2
x=7.2\u00f71.5
x=4.8
x-470.25=182
\u89e3\uff1ax=182+470.25
x=652.25
x\u00f74=6.34
\u89e3\uff1ax=6.34*4
x=25.36
8\uff08x+2.4\uff09=83.2
\u89e3\uff1ax+2.4=83.2\u00f78
x+2.4=10.4
x=10.4-2.4
x=8
7\u5206\u4e4b2x=21\u5206\u4e4b8
\u89e3\uff1ax=21\u5206\u4e4b8*2\u5206\u4e4b7
x=3\u5206\u4e4b4
x=1\u53c83\u5206\u4e4b1
9\u5206\u4e4b8\u00f72x=8\u5206\u4e4b5
\u89e3\uff1a9\u5206\u4e4b8*2\u5206\u4e4b1x=8\u5206\u4e4b5
9\u5206\u4e4b4x=8\u5206\u4e4b5
x=8\u5206\u4e4b5*4\u5206\u4e4b9
x=32\u5206\u4e4b45
3.2+2x=9.8
\u89e3\uff1a1.6+x=4.9
x=4.9-1.6
x=3.3
1/3x-1/4x=12
\u89e3\uff1a4/12x-3/12x=12
1/12x=12
x=12*12
x=144
1/6x+2/3x=20
\u89e3\uff1a1/6x4/6x=20
5/6x=20
x=20*6/5
x=4*6
x=24
1/2x+1/3x=5/6
\u89e3\uff1a(1/2x+1/3x)\u00d76=5/6\u00d76
3x+2x=5
5x=5
x=5\u00f75
x=1
2x/3+5x/7=23/42
\u89e3\uff1a(2x/3+5x/7)\u00d742=23/42\u00d742
28x+30x=23
58x=23
x=23/58
5/6-x=1/4
\u89e3\uff1ax=5/6-1/4
x=10/12-3/12
x=7/12
x\u00f74/5=2/7
\u89e3\uff1ax=2/7\u00d74/5
x=8/35
19/8-1/7x=1/8
\u89e3\uff1a1/7x=9/4
x=63/4
x=15\u53c83/4
14+5x=42
\u89e3\uff1a5x=42-14
5x=28
x=28/5
x=5.6
7\u00d75+65x=100
\u89e3\uff1a35+65x=100
65x=100-35
x=65/65
x=1
4x-8*7=28
\u89e3\uff1a4x=28+56
x=84/4
x=21
8x-x+18=67
\u89e3\uff1a7x+18=67
7x=67-18
7x=49
x=49\u00f77
x=7
x+15=200
\u89e3\uff1ax=200-15
x=185
x/2+x/3=5/6
\u89e3\uff1a(x/2+x/3)\u00d76=5/6\u00d76
3x+2x=5
5x=5
x=5\u00f75
x=1
2x/3+5x/7=23/42
\u89e3\uff1a(2x/3+5x/7)\u00d742=23/42\u00d742
28x+30x=23
58x=23
x=23/58
5*8+2X=60
\u89e3\uff1a40+2X=60
2X=60-40
X=20\u00f72
X=10
5\uff088+2X\uff09=60
\u89e3\uff1a8+2X=60\u00f75
8+2X=12
2X=12-8
X=4\u00f72
X=2
5(8+2X)=60
\u89e3\uff1a8+2X=60\u00f75
8/2+2X/2=12/2
4+X=6
X=6-4
X=2
X-5%X=12.6
\u89e3\uff1a0.95X=12.6
X=12.6/0.95
X=1260/95
X=252/19
5\u5206\u4e4b3\u00f75\u5206\u4e4b6-3X=5\u5206\u4e4b1
\u89e3\uff1a3X=5\u5206\u4e4b3*6\u5206\u4e4b5-5\u5206\u4e4b1
3X=2\u5206\u4e4b1-5\u5206\u4e4b1
3X=10\u5206\u4e4b5-10\u5206\u4e4b2
3X=10\u5206\u4e4b3
X=10\u5206\u4e4b3*3\u5206\u4e4b1
X=10\u5206\u4e4b1
(X+5\u5206\u4e4b3)*50%=4
\u89e3\uff1aX+5\u5206\u4e4b3=4\u00f70.5
X=8-5\u5206\u4e4b3
X=7\u53c85\u5206\u4e4b2
5\u5206\u4e4b4X-4=60
\u89e3\uff1a5\u5206\u4e4b4X=60+4
X=64*4\u5206\u4e4b5
X=16*5
X=80
1\u00f7(X-3\u5206\u4e4b2X)=5\u5206\u4e4b4
\u89e3\uff1a5\u5206\u4e4b4*3\u5206\u4e4b1X=1
15\u5206\u4e4b4X=1
X=1*4\u5206\u4e4b15
X=4\u5206\u4e4b15
3.2+2x=9.8
\u89e3\uff1a2x=9.8-3.2
2x=6.6
x=6.6\u00f72
x=3.3
(8+x)*3=60
\u89e3\uff1a8+x=60\u00f73
8+x=20
x=20-8
x=12
(8+x)*3=60
\u89e3\uff1a24+3x=60
3x=60-24
3x=36
x=36\u00f73
x=12
3x-64=11
12+8x=52
0.8x-4.2=2.2
2x+5=10
3x-15=75
4x+4o=320
3x+77=122
5x-1.6=0.6
6x-4=20
10x-0.6=2.4
500-12x=140
1) 66x+17y=3967
25x+y=1200
答案：x=48 y=47
(2) 18x+23y=2303
74x-y=1998
答案：x=27 y=79
(3) 44x+90y=7796
44x+y=3476
答案：x=79 y=48
(4) 76x-66y=4082
30x-y=2940
答案：x=98 y=51
(5) 67x+54y=8546
71x-y=5680
答案：x=80 y=59
(6) 42x-95y=-1410
21x-y=1575
答案：x=75 y=48
(7) 47x-40y=853
34x-y=2006
答案：x=59 y=48
(8) 19x-32y=-1786
75x+y=4950
答案：x=66 y=95
(9) 97x+24y=7202
58x-y=2900
答案：x=50 y=98
(10) 42x+85y=6362
63x-y=1638
答案：x=26 y=62
(11) 85x-92y=-2518
27x-y=486
答案：x=18 y=44
(12) 79x+40y=2419
56x-y=1176
答案：x=21 y=19
(13) 80x-87y=2156
22x-y=880
答案：x=40 y=12
(14) 32x+62y=5134
57x+y=2850
答案：x=50 y=57
(15) 83x-49y=82
59x+y=2183
答案：x=37 y=61
(16) 91x+70y=5845
95x-y=4275
答案：x=45 y=25
(17) 29x+44y=5281
88x-y=3608
答案：x=41 y=93
(18) 25x-95y=-4355
40x-y=2000
答案：x=50 y=59
(19) 54x+68y=3284
78x+y=1404
答案：x=18 y=34
(20) 70x+13y=3520
52x+y=2132
答案：x=41 y=50
(21) 48x-54y=-3186
24x+y=1080
答案：x=45 y=99
(22) 36x+77y=7619
47x-y=799
答案：x=17 y=91
(23) 13x-42y=-2717
31x-y=1333
答案：x=43 y=78
(24) 28x+28y=3332
52x-y=4628
答案：x=89 y=30
(25) 62x-98y=-2564
46x-y=2024
答案：x=44 y=54
(26) 79x-76y=-4388
26x-y=832
答案：x=32 y=91
(27) 63x-40y=-821
42x-y=546
答案：x=13 y=41
(28) 69x-96y=-1209
42x+y=3822
答案：x=91 y=78
(29) 85x+67y=7338
11x+y=308
答案：x=28 y=74
(30) 78x+74y=12928
14x+y=1218
答案：x=87 y=83
(31) 39x+42y=5331
59x-y=5841
答案：x=99 y=35
(32) 29x+18y=1916
58x+y=2320
答案：x=40 y=42
(33) 40x+31y=6043
45x-y=3555
答案：x=79 y=93
(34) 47x+50y=8598
45x+y=3780
答案：x=84 y=93
(35) 45x-30y=-1455
29x-y=725
答案：x=25 y=86
(36) 11x-43y=-1361
47x+y=799
答案：x=17 y=36
(37) 33x+59y=3254
94x+y=1034
答案：x=11 y=49
(38) 89x-74y=-2735
68x+y=1020
答案：x=15 y=55
(39) 94x+71y=7517
78x+y=3822
答案：x=49 y=41
(40) 28x-62y=-4934
46x+y=552
答案：x=12 y=85
(41) 75x+43y=8472
17x-y=1394
答案：x=82 y=54
(42) 41x-38y=-1180
29x+y=1450
答案：x=50 y=85
(43) 22x-59y=824
63x+y=4725
答案：x=75 y=14
(44) 95x-56y=-401
90x+y=1530
答案：x=17 y=36
(45) 93x-52y=-852
29x+y=464
答案：x=16 y=45
(46) 93x+12y=8823
54x+y=4914
答案：x=91 y=30
(47) 21x-63y=84
20x+y=1880
答案：x=94 y=30
(48) 48x+93y=9756
38x-y=950
答案：x=25 y=92
(49) 99x-67y=4011
75x-y=5475
答案：x=73 y=48
(50) 83x+64y=9291
90x-y=3690
答案：x=41 y=92
3X+18=52 x=34/3
4Y+11=22 y=11/4
3X*9=5 x=5/27
8Z/6=48 z=36
3X+7=59 x=52/3
4Y-69=81 y=75/4
8X*6=5 x=5/48
7Z/9=4 y=63/7
15X+8-5X=54 x=4.6
5Y*5=27 y=27/40
8x+2=10 x=1
x*8=88 x=11
y-90=1 y=91
2x-98=2 x=50
6x*6=12 x=1/3
5-6=5x x=-1/5
6*x=42 x=7
55-y=33 y=22
11*3x=60 x=20/11
8-y=2 y=-6
1.x+2=3
2.x+32=33
3.x+6=18
4.4+x=47
5.19-x=8
6.98-x=13
7.66-x=10
8.5x=10
9.3x=27
10.7x=7
11.8x=8
12.9x=9
13.10x=100
14.66x=660
15.7x=49
16.2x=4
17.3x=9
18.4x=16
19.5x=25
20.6x=36
21.8x=64
22.9x=81
23.10x=100
24.11x=121
25.12x=144
26.13x=169
27.14x=196
28.15x=225
29.16x=256
30.17x=289
31.18x=324
32.19x=361
33.20x=400
31.21x=441
32.22x=484
33.111x=12321
34.1111x=1234321
35.11111x=123454321
36.111111x=12345654321
37.46/x=23
38.64/x=8
39.99/x=11
40.1235467564x=0
41.2x+1= -2+x
42.4x-3(20-x)=3
43.．-2(x-1)=4
44.3X+189=521
45.4Y+119=22 5
46.3X+77=59
47.4Y-6985=81
48.X=0.1
49.5X=55.5
50.Y=50-85
（-8）-（-1） =-7
45+（-30） =15
-1.5-（-11.5） =10
-0.25-（-0.5） =0.25
15-【1-（-20-4）】 =-10
-40-28-（-19）+（-24） =-73
22.54+（-4.4）+（-12.54）+4.4 =10
（2/3{三分只二 “/”是分数线}-1/2）-（1/3-5/6）=2/3
2.4-（-3/5）+（-3.1）+4/5 =0.7
（-6/13）+（-7/13）-（-2） =1
3/4-（-11/6）+（-7/3） =1/4
11+（-22）-3×（-11） =22
（-0.1）÷0.5×(-100) =20
(-2)的3次方-9 =-17
23÷[-9-(-4)] =-23/5
(3/4-7/8)÷(-7/8) =1/7
(-60)×(3/4+5/6)=-95
[-|98|+76+(-87)]*23[56+(-75)-(7)]-(8+4+3)
5+21*8/2-6-59
68/21-8-11*8+61
-2/9-7/9-56
4.6-(-3/4+1.6-4-3/4)
1/2+3+5/6-7/12
[2/3-4-1/4*(-0.4)]/1/3+2
22+(-4)+(-2)+4*3
-2*8-8*1/2+8/1/8
(2/3+1/2)/(-1/12)*(-12)
(-28)/(-6+4)+(-1)
2/(-2)+0/7-(-8)*(-2)
(1/4-5/6+1/3+2/3)/1/2
18-6/(-3)*(-2)
(5+3/8*8/30/(-2)-3
(-84)/2*(-3)/(-6)
1/2*(-4/15)/2/3
-1+2-3+4-5+6-7
-50-28+(-24)-(-22)
-19.8-(-20.3)-(+20.2)-10.8
0.25- +(-1 )-(+3 )
-1-〔1-(1-0.6÷3)〕×〔2-(-3)×(-4)〕
0÷(-4)-42-(-8)÷(-1)3
-32-(-3) 2-(-3)3+(-1)6
3×(-2)2+(-2×3)2+(-2+3)2
(-12)÷4×(-6)÷2
(-12)÷4×(-6)×2
75÷〔138÷（100-54）〕
85×(95－1440÷24)
80400－(4300＋870÷15)
240×78÷（154-115）
1437×27＋27×563
〔75-（12+18）〕÷15
2160÷〔（83-79）×18〕
280＋840÷24×5
325÷13×(266－250)
85×(95－1440÷24)
58870÷(105＋20×2)
1437×27＋27×563
81432÷(13×52＋78)
[37.85-（7.85+6.4）] ×30
156×[(17.7-7.2)÷3]
（947－599）＋76×64
36×(913－276÷23)
-(3.4 1.25×2.4)
0.8×〔15.5-(3.21 5.79)〕
（31.8 3.2×4）÷5
194－64.8÷1.8×0.9 36.72÷4.25×9.9
3.416÷（0.016×35）
0.8×[(10－6.76)÷1.2]
（136+64）×（65-345÷23）
(6.8-6.8×0.55)÷8.5
0.12× 4.8÷0.12×4.8
（58+37）÷（64-9×5）
812-700÷（9+31×11）
（3.2×1.5+2.5）÷1.6
85+14×（14+208÷26）
120-36×4÷18+35
（284+16）×（512-8208÷18）
9.72×1.6-18.305÷7
4/7÷[1/3×（3/5-3/10）]
（4/5+1/4）÷7/3+7/10
12.78－0÷（ 13.4＋156.6 ）
37.812-700÷（9+31×11）
（136+64）×（65-345÷23）
3.2×（1.5+2.5）÷1.6
85+14×（14+208÷26）
（58+37）÷（64-9×5）
(6.8-6.8×0.55)÷8.5
（284+16）×（512-8208÷18）
0.12× 4.8÷0.12×4.8
（3.2×1.5+2.5）÷1.6
120-36×4÷18+35
10.15-10.75×0.4-5.7
5.8×（3.87-0.13）
+4.2×3.74 347+45×2-4160÷52
32.52-（6+9.728÷3.2）×2.5 87（58+37）÷（64-9×5）
[（7.1-5.6）×0.9-1.15] ÷2.5 （3.2×1.5+2.5）÷1.6
5.4÷[2.6×（3.7-2.9）+0.62] 12×6÷（12-7.2）-6
3.2×6+（1.5+2.5）÷1.6 （3.2×1.5+2.5）÷1.6
5.8×（3.87-0.13）+4.2×3.74
33.02－（148.4－90.85）÷2.5
绛旓細(1)鏂圭▼涓よ竟鍚屼箻浠6寰:8-48x=18-33x -48x+33x=18-8 -15x=10 x=-2/3 (2)鏂圭▼涓よ竟鍚屼箻浠10寰:5x-7=65-13x 5x+13x=65+7 18x=72 x=4 (3)鏂圭▼涓よ竟鍚屼箻浠30寰:5(3x-6)=12x-90 15x-30=12x-90 15x-12x=-90+30 3x=-60 x=-20 (4)鏂圭▼涓よ竟鍚屼箻浠21寰:7-14x=9x+3-...
绛旓細1銆4x=24 2銆亁+7=26 3銆-5x=20 4銆-1/3x-5=4 5銆亁-5=6 6銆0.3x=45 7銆2-1/4x=3 8銆5x+4=0 9銆亁-4=29 10銆1/2x+2=6 11銆3x+1=4 12銆4x-2=2 13銆亁+2x+4x=140 14銆5x-2x=9 15銆亁/2+3x/2=7 16銆-3x+0.5x=10 17銆7x-4.5x=2.5 18銆3x+20=4x-25...
绛旓細(1)銆2(7x-5)=3 14x=13 X=13/14 (2)銆4(2x-1)=3(5x+1)-7x=7 X=-1 (3)銆3x-42=9x-2 -6x=40 X=-20/3 (4)銆2x-5(3-2x)=10 2x-15+10x=10 12x=25 X=25/12 (5)銆2(2x+1)-(5x-1)=6 4x+2-5x+1=6 -x=3 X=-3 (6)銆2x+14=28-14x 16x=14 X=8/...
绛旓細2x+17=35 3x-64=11 12+8x=52 0.8x-4.2=2.2 2x+5=10 3x-15=75 4x+4o=320 3x+77=122 5x-1.6=0.6 6x-4=20 10x-0.6=2.4 500-12x=140 1) 66x+17y=3967 25x+y=1200 绛旀锛歺=48 y=47 (2) 18x+23y=2303 74x-y=1998 绛旀锛歺=27 y=79 (3) 44x+90y=7796 4...
绛旓細1銆佺敳宸ヤ綔x澶╁悗锛屼骇閲忓彲浠ヨ刀涓婁箼 锛3+x锛*24=30x x=12 2銆佺敓浜ц灪鏍搙浜猴紝2*22x=锛31-x锛*18 x=9 鐢熶骇铻烘瘝31-9=22浜猴紝鎵嶈兘浣挎瘡澶╃敓浜х殑铻烘爴涓庤灪姣嶅垰濂介厤濂
绛旓細涓冨勾绾т笂瀛︽湡鏁板瀛︽涓庢祴璇勭敤涓鍏冧竴娆鏂圭▼瑙ｅ喅闂(5)鐨勭瓟妗 銆佹煇杞﹂棿鐨勯挸宸ョ彮,鍒嗕袱闃熷弬瑙佹鏍戝姵鍔,鐢查槦浜烘暟鏄箼闃熶汉鏁扮殑 2鍊,浠庣敳闃熻皟16浜哄埌涔欓槦,鍒欑敳闃熷墿涓嬬殑浜烘暟姣斾箼闃熺殑浜烘暟鐨 涓鍗婂皯3浜,姹傜敳涔欎袱闃熷師鏉ョ殑浜烘暟? 瑙:璁句箼闃熷師鏉ユ湁a浜,鐢查槦鏈2a浜 閭ｄ箞鏍规嵁棰樻剰 2a-16=1/2脳(a+16)-3 4a-32...
绛旓細1. 2(x-2)-3(4x-1)=9(1-x) 2. 11x+64-2x=100-9x 3. 15-(8-5x)=7x+(4-3x)4. 3(x-7)-2[9-4(2-x)]=22 5. 3/2[2/3(1/4x-1)-2]-x=2 6. 2(x-2)+2=x+1 7. 0.4(x-0.2)+1.5=0.7x-0.38 8. 30x-10(10-x)=100 9....
绛旓細绛旓細锛1锛6x+1=-4 绉婚」锛6x=-4-1 鍚堝苟锛6x=-5 鎵浠ワ細x=-5/6 锛2锛2x+3=x-1 绉婚」锛2x-x=-1-3 鍚堝苟锛歺=-4 锛3锛-3x+5=2x-1 绉婚」锛-3x-2x=-1-5 鍚堝苟锛-5x=-6 鎵浠ワ細x=6/5 锛4锛3x-7+4x=6x-2 绉婚」锛3x+4x-6x=-2+7 鍚堝苟锛歺=5 锛5锛-1/3+x=2x 绉婚」锛-1...
绛旓細瑙1.璁剧敳涔欓熷害鍒嗗埆涓猴細x m/min銆亂 m/min锛屽垯x=2y锛屼緷棰樻剰鏈墄+y=3000/10=300锛屽皢x=2y浠ｅ叆涓婂紡寰梱100m/min,鎵浠=200m/min锛屽嵆鐢茬殑閫熷害涓200m/min銆
绛旓細1.2x-10.3x=15 2 .0.52x-(1-0.52)x=80 3 .x/2+3x/2=7 4 .3x+7=32-2x 5 .3x+5(138-x)=540 6 .3x-7(x-1)=3-2(x+3)7 .18x+3x-3=18-2(2x-1)8 .3(20-y)=6y-4(y-11)9 .-(x/4-1)=5 10.3[4(5y-1)-8]=6 11.5x-10=8 12.12(x-5)=15 13.4...
