七年级解方程练习题要过程!100道!急!

问题描述:

七年级解方程练习题
要过程!100道!急!

7(2x-1)-3(4x-1)=4(3x+2)-1;
(5y+1)+ (1-y)= (9y+1)+ (1-3y);
[ ( )-4 ]=x+2;
20%+(1-20%)(320-x)=320×40%
2(x-2)+2=x+1
2(x-2)-3(4x-1)=9(1-x)
11x+64-2x=100-9x
15-(8-5x)=7x+(4-3x)
3(x-7)-2[9-4(2-x)]=22
3/2[2/3(1/4x-1)-2]-x=2
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
10/3 (x/5+3/7)=9x/2
5/3(x+0.5)+2=3x-6
5x+2(2x/3+2)=2/3(x-6)+2
(2x-7)/2-(6x-5)/3=2x+3
(3x+2)/5-(x-6)=x/3
6x-(x/3+2)=2(x/5+5/2)-3
3(x/11-2)-5=2+3x/3
10/3(2x-6)=3/5
x/2-(x/3-2)=3
2/3(x+3)-3=5x/3
5/3(2x-5/3)=2x/5-8/9
25(x/3-x/2+2/5)-2=3/5(x-2/7)+4/9

教辅书上有很多,你可以去查一下。

(1)2x+8=16
(2)x/5=10
(3)x+7x=8
(4)9x-3x=6
(5)6x-8=4
(6)5x+x=9
(7)x-8=6x
(8)4/5x=20
(9)2x-6=12
(10)7x+7=14
(11)6x-6=0
(12)5x+6=11
(13)2x-8=10
(14)1/2x-8=4
(15)x-5/6=7
(16)3x+7=28
(17)3x-7=26
(18)9x-x=16
(19)24x+x=50
(20)6/7x-8=4
(30)3x-8=30
(31)6x+6=12
(32)3x-3=1
(33)5x-3x=4
(34)2x+16=19
(35)5x+8=19
(36)14-6x=8
(37)15+6x=27
(38)5-8x=4
(39)7x+8=15
(40)9-2x=1
(41)4+5x=9
(42)10-x=8
(43)8x+9=17
(44)9+6x=14
(45)x+9x=4+7
(46)2x+9=17
(47)8-4x=6
(48)6x-7=12
(49)7x-9=8
(50)x-56=1
(51)8-7x=1
(52)x-30=12
(53)6x-21=21
(54)6x-3=6
(55)9x=18
(56)4x-18=13
(57)5x+9=11
(58)6-2x=11
(59)x+4+8=23
(60)7x-12=8
(61)X-5.7=2.15
(62)15 5X-2X=18
(62)3X 0.7=5
(63)3.5×2= 4.2 x
(64)26×1.5= 2x
(65)0.5×16―16×0.2=4x
(66)9.25-X=0.403
(67)16.9÷X=0. 3
(68)X÷0.5=2.6
(69)x+13=33
(70)3 - 5x=80
(71)1.8- 6x=54
(72)6.7x -60.3=6.7
(73)9 +4x =40
(74)0.2x-0.4+0.5=3.7
(75)9.4x-0.4x=16.2
(76)12 -4x=20
(77)1/3 x+5/6 x=1.4
(78)12 x+34 x=1
(79)18x-14 x= 12
(80)23 x-5×14 = 14
(81)12 +34 x=56
(82)22-14 x= 12
(83)23 x-14 x= 14
(84)x+14 x= 65
(85)23 x=14 x +14
(86)30 x-12 x -14 x=1
5x-2x=30
89x-43x=9.2
5x-45=100
1.2x-0.5x=6.3
23.4=2x=56
4x-x=48.6

(0.5+x)+x=9.8÷2
2(X+X+0.5)=9.8
25000+x=6x
3200=450+5X+X
X-0.8X=6
12x-8x=4.8
7.5*2X=15
1.2x=81.6
x+5.6=9.4
x-0.7x=3.6
91÷x =1.3
X+8.3=10.7
15x =3
3x-8=16
7(x-2)=2x+3
3x+9=27
18(x-2)=270
12x=300-4x
7x+5.3=7.4
3x÷5=4.8
30÷x+25=85
1.4×8-2x=6
6x-12.8×3=0.06
410-3x=170
3(x+0.5)=21
0.5x+8=43
6x-3x=18
1.5x+18=3x
5×3-x÷2=8
0.273÷x=0.35
1.8x=0.972
x÷0.756=90
9x-40=5
x÷5+9=21
48-27+5x=31
10.5+x+21=56
x+2x+18=78
(200-x)÷5=30
(x-140)÷70=4
0.1(x+6)=3.3×0.4
4(x-5.6)=1.6
7(6.5+x)=87.5
(27.5-3.5)÷x=4

7(2x-1)-3(4x-1)=4(3x+2)-1;
(5y+1)+ (1-y)= (9y+1)+ (1-3y);
[ ( )-4 ]=x+2;
20%+(1-20%)(320-x)=320×40%
2(x-2)+2=x+1
2(x-2)-3(4x-1)=9(1-x)
11x+64-2x=100-9x
15-(8-5x)=7x+(4-3x)
3(x-7)-2[9-4(2-x)]=22
3/2[2/3(1/4x-1)-2]-x=2
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
10/3 (x/5+3/7)=9x/2
5/3(x+0.5)+2=3x-6
5x+2(2x/3+2)=2/3(x-6)+2
(2x-7)/2-(6x-5)/3=2x+3
(3x+2)/5-(x-6)=x/3
6x-(x/3+2)=2(x/5+5/2)-3
3(x/11-2)-5=2+3x/3
10/3(2x-6)=3/5
x/2-(x/3-2)=3
2/3(x+3)-3=5x/3
5/3(2x-5/3)=2x/5-8/9
25(x/3-x/2+2/5)-2=3/5(x-2/7)+4/9
好好做吧!

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