完整版五年级解方程练习题180题有答案
-
五年级解方程
18
0
题有答案
(
1
)
(0.5+x)+x=9.8
-
2
(
2
)
2(X+X+0.5)=9.8
(
3
)
25000+x=6x
(
4
)
3200=440+5X+X
(
5
)
X-0.8X=6
(6)12x-8x=4.8
(7) 7.5+2X=15
(8)1.2x=81.6
(
7
)
x+5.6=9.4
(10)x-0.7x=3.6
(11)91
-
x
=
1.3
(
12
)
X+8.3=10.7
(13) 15x
=
3
(14) 3x
-
8
=
16
(15) 3x+9=27
(16)
18(x-2)=270
(17) 12x=300-4x
(18)
7x+5.3=7.4
(19) 3x
-
5=4.8
(25) 0.5x+8=43
(26) 6x-3x=18
(27) 7(6.5+x)=87.5
1
(
28
)
0.273
-
x=0.35
(29) 1.8x=0.972
(30) x
-
0.756=90
(31)
0.1(x+6)=3.3
X
0.4
(32) (27.5-3.5)
-
x=4
(33)
9x-40=5
(34) x
-
5+9=21
(35) 48-27+5x=31
(36) 10.5+x+21=56
(
37
)
x+2x+18=78
(38) (200-x)
-
5=30
(39)
(x-140)
-
70=4
(
40
)
20-9x=2
(41) x+19.8=25.8
(42
)
5.6x=33.6
(
43
)
9.8-x=3.8
(
44
)
75.6
-
x=12.6
(
45
)
5x+12.5=32.3
(
46
)
5(x+8)=102
(
47
)
x+3x+10=70
(
48
)
3(x+3)=50-x+3
(
49
)
5x+15=60
(
50
)
3.5-5x=2
(
51
)
0.3
X
7+4x=12.5
2
(
52
)
x
-
1.5-1.25=0.75
(
53
)
4x-1.3
X
6=2.6
(
54
)
6x+12.8=15.8
(
55
)
150
X
2+3x=690
(
56
)
2x-20=4
(
57
)
3x+6=18
(
58
)
2(2.8+x)=10.4
(
59
)
(x-3)
-
2=7.5
(
60
)
13.2x+9x=33.3
(
61
)
3x=x+100
(
62
)
x+4.8=7.2
(
63
)
6x+18=48
(
64
)
3(x+2.1)=10.5
(
65
)
12x-9x=8.7
(
66
)
13(x+5)=169
(
67
)
2x-97=34.2
(
68
)
3.4x-48=26.8
(
69
)
42x+25x=134
(
70
)
1.5(x+1.6)=3.6
(
71
)
2(x-3)=5.8
(
72
)
65x+7=137
(
73)
9x+4
X
2.5
=
91
(74) 4.2 x+2.5x
=
134
(75)
10.5x+6.5x=51
3
(76) 89x-43x=9.2
(77) 5x-45=100
(78)
1.2x-0.5x=6.3
(79) 23.4=2x
(80) 4x-x=48.6
(81)
4.5x-x=28
(82)X-5.7=2.15
(
83
)
5X-2X=18
(
84
)
3X+0.7=7
(
85) 3.5
X
2= 4.2+x
(86)
26
X
1.5= 2x+10
(87) 0.5
X
16
—
16
X
0.2=4x
(88) 13 9.25
—
X=0.403
(89) 18.9
-
X=0.
3
(90) 23x=14x
+
27
(91) x
+
14x=75
(92
)
95
—
5x
=
80
(
93
)
1.8 +6x
=
54
(
94) 6.7x
—
60.3
=
6.7
(95) 9
+
4x
=
53
(96) 2x+8=16
(97) 20x-14x=24
(98) x+7x=8
4
(99) 9x-3x=6
(100
)
6x-8=4
(101
)
5x+x=9
(102
)
8x-8=6x
(103)
4
5
x=20
(104)
2x-6=12
(105
)
7x+7=14
(106
)
6x-6=0
(107
)
5x+6=11
(108
)
2x-8=10
(109
)
2.5x-8=4
(110
)
x-
3
3
=7
4
(111)3x+7=28
(112) 3x-7=26
(113) 9x-x=16
(114) 24x+x=50
(115)
1.2x-8=4
(116) 3x-8=31
(117)
6x+6=12
(118) 3x-3=3
(119)
5x-3x=4
(120) 2x+16=19
(121)
5x+8=19
(122) 14-6x=8
5
(123) 15+6x=27
(124) 5-8x=4
(125) 7x+8=15
(126) 9-2x=1
(127) 4+5x=9
(128) 10-x=8
(129) 8x+9=17
(130) 9+6x=15
(131) x+9x=4+7
(132) 2x+9=17
(133) 8-4x=6
(134) 6x-7=28
(135) 7x-9=20
(136) x-56=1
(137) 8-7x=1
(138)x-30=12
(139) 6x-2
仁
21
(140) 6x-3=6
(141) 9x=18
(142) 4x-18=14
(143) 5x+9=11
(144) 17-2x=11
(145)
x+4+8=23
6
(146) 7x-12=9
(147) X-5.7=2.15
(148) 5X-2X=18
(149) 3X +0.5=5
(150) 3.5
X
2= 4 x
(151) 26
X
1.5=
2x
(152)
0.5
X
16
—
16
X
0.
仁
4x
(153)
9.26
—
X=0.402
(154)
36.9
-
X=0.3
(155) X
-
0.5=2.6
(156) 93
—
5x
=
80
(157) 180-6x
=
54
(158) 9
+
4x
=
40
(159) 0.2x
—
0.4
+
0.5
=
3.7
(160) 9.4x
—
0.4x
=
16.2
(161) 92
—
4x
=
20
(162) 7x
-
6=1.4
(163) 16x
+
34x=1
(164) 18x
—
14x=12
(165) 3 x
—
42
-
14=15
(166) 12
+
4x=56
(167) 22
—
14x=12
(168) X+8.3=10.7
7
(169) 5x
=
30
(170) x-5.6=9.4
(171) x
-
0.8=90
(172) 3x
—
8
=
16
(173) 3x+9=27
(174) 5.3+7x=7.4
(175) 3x
-
5=4.8
(176) X-0.8X=6
(177) 12x+8x=4.8
(178)
7(x-2)=49
(179) 4
X
8+2x=36
(180) (x-2)
-
3=7
(181) x
-
5+9=21
(182)(300-x)
-
5=30
(183) 91
-
x
=
1.3
(184) 41-3x=17
8
五年级解方程
180
题答案
(1)
(0.5+x)+x=9.8
-
2
0.5+2x=4.9
0.5+2x-0.5=4.9-0.5
2x=4.4
2x
-
2=4.4
-
2
X=2.2
(2)
2
(X+X+0.5)=9.8
2x+2x+1=9.8
4x+1-1=9.8-1
4x=8.8
4x
十
4=8.8
十
4
X=2.2
(3)
25000+x=6x
25000+x-x=6x-x
5x=25000
5x
-
5=25000
-
5
X=5000
(4)
3200=440+5X+X
6
X
+440=3200
6x+450-450=3200-440
6x=2760
6x
—
6=2760
—
6
X=460
(5)
X-0.8X=6
0.2x=6
0.2x
-
0.2=6
-
0.2
X=30
(6)
12x-8x=4.8
4x=4.8
4x
十
4=4.8
十
4
X=1.2
(7)
7.5+2X=15
2x+7.5-7.5=15-7.5
2x=7.5
2x
-
2=7.5
-
2
X=3.75
(8)
1.2x=81.6
1.2x
-
1.2=81.6
-
1.2
X=68
(9)
x+5.6=9.4
X+5.6-5.6=9.4-5.6
X=3.8
(10)
x-0.7x=3.6
0.3x=3.6
0.3x
—
0.3=3.6
—
0.3
X=12
(11)
91
-
x
=
1.3
91
-
x
x
x=1.3
x
x
1.3x=91
1.3x
-
1.3=91
-
1.3
X=70
(12)
X+8.3=10.7
X+8.3-8.3=10.7-8.3
X=2.4
(13)
15x
=
3
15x
-
15=3
-
15
X=0.2
(14)
3x
-
8
=
16
3x-8+8=16+8
3x=24
3x
-
3=24
-
3
X=8
(15)
3x+9=27
3x+9-9=27-9
3x=18
3x
-
3=18
-
3
3x=6
(16)
18(x-2)=270
18x-36=270
18
X
-36+36=270+36
18x=306
18x
-
18=306
-
18
X=17
(17)
12x=300-4x
12x+4x=300-4x+4x
16x=300
16x
-
16=300
-
16
X=18.75
(18)
7x+5.3=7.4
7x+5.3-5.3=7.4-5.3
7x=2.1
9
7x
10