六年级解方程

我要 的是象3x+5=120的这种

(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
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第1个回答  2008-09-05
3X+5X=48
14X-8X=12
6*5+2X=44

20X-50=50
28+6X=88
32-22X=10

24-3X=3
10X*(5+1)=60
6ⅹ-2X=64
30ⅹ=600

50-5+4ⅹ=61
ⅹ-5+8=15

3÷ⅹ=6
30—ⅹ=6

99X=100-X

X+3=18
X-6=12
56-2X=20

4y+2=6
x+32=76
3x+6=18

16+8x=40
2x-8=8
4x-3*9=29

8x-3x=105
x-6*5=42
x+5=7

2x+3=10
12x-9x=9
6x+18=48

56x-50x=30
5x=15
78-5x=28

32y-29=3
5x+5=15
89x-9=80

100-20x=20
55x-25x=60
76y-75=1

23y-23=23
4x-20=0
80y+20=100

53x-90=16
2x+9x=11
12y-12=24

80+5x=100
7x-8=6
65x+35=100

19y+y=40
25-5x=15
79y+y=80

42x+28x=140
3x-1=8
90y-90=90

80y-90=70
78y+2y=160
88-x=80

9-4x=1
20x=40
65y-30=100

51y-y=100
85y+1=-86
45x-50=40

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
2X=4
3X+189=521
4Y+119=22
3X*189=5
8Z/6=458
3X+77=59
4Y-6985=81
87X*13=5
7Z/93=41
15X+863-65X=54
58Y*55=27489
1+x=3
2+w=8
3y=14.4
2x+26=68
a-21=27.4
7a-4a=0.654
x-19=2
x-12.3=3.8
x+2=4
3t=15
3x+6=15
0.5x-2=24
2x+20=80
y+3y=36
6x-3x=4.8
3m+2m=65
x+3x=180
3x-3.4=0.5
9x+8=89
3y=45
2x-10.3x=15
0.52x-(1-0.52)x=80
x/2+3x/2=7
3x+7=32-2x
3x+5(138-x)=540
3x-7(x-1)=3-2(x+3)
18x+3x-3=18-2(2x-1)
3(20-y)=6y-4(y-11)
-(x/4-1)=5
3[4(5y-1)-8]=6
3x^2+27=0
3x^2-4x-4=0.
(2y+1)^2+3(2y+1)+2=0.
(x-2)^2-3=0
2x^2-5x+1=0
x(8+x)=16
(2x-3)^2-2(2x-3)-3=0
x^2-17x+66=0
(x+1)^2-2(x-1)^2=6x-5
4(x+2)^2=9(2x-1)^2
第2个回答  2008-09-05
3*x+5=120
3*x=120-5
3*x=115
x=115/3