五年级数学上册解方程专项训练21Word文档下载推荐.docx
《五年级数学上册解方程专项训练21Word文档下载推荐.docx》由会员分享,可在线阅读,更多相关《五年级数学上册解方程专项训练21Word文档下载推荐.docx(7页珍藏版)》请在冰豆网上搜索。
3(x-19)=30x=60
3x=90x=7
9.9x-17.6=576.4x=30
4x+6x=70x=29
4(8x+8)=1609x+29×
8=277
(6x-5)×
6=2586x+1.9x=71.1
8x-5x=304x+x+6=36
x+56=74x=6
9(x-17)=63x=40
1.5x=90x=18
7.4x-35.3=260.7x=60
3x+4x=42x=24
4(2x+2)=806x+20×
2=94
(4x-3)×
7=1198x+1.2x=36.8
9x-2x=2037x+x+5=45
x+21=40x=9
9(x-15)=135x=70
1.9x=133x=19
8.4x-15.1=572.9x=70
9x+8x=153x=30
5(8x+8)=3603x+20×
3=72
(4x-8)×
9=1089x+1.9x=32.7
7x-2x=553x+x+9=17
x+41=45x=2
3(x-10)=39x=60
2.7x=243x=4
8.2x-17.3=474.7x=90
8x+7x=30x=23
6(6x+2)=1569x+18×
7=162
(4x-9)×
5=952x+1.2x=9.6
8x-2x=1086x+x+9=30
x+26=36x=2
8(x-16)=112x=30
1.5x=90x=10
7.2x-42.2=173.8x=60
7x+3x=20x=30
5(9x+1)=956x+28×
9=306
(3x-2)×
8=1287x+1.6x=60.2
7x-5x=227x+x+7=79
x+16=34x=4
9(x-10)=162x=90
2.2x=132x=18
8.6x-25.9=748.1x=60
3x+8x=44x=28
3(6x+4)=1568x+13×
6=94
(7x-8)×
7=1896x+1.1x=28.4
7x-5x=662x+x+6=9
x+48=63x=9
2(x-10)=22x=50
2.9x=116x=15
6.9x-41.3=303.7x=40
9x+8x=153x=21
3(5x+7)=369x+17×
6=156
(6x-2)×
6=1685x+1.8x=40.8
7x-5x=666x+x+2=9
x+59=64x=7
4(x-17)=16x=60
2.7x=54x=5
8.9x-19.9=514.1x=20
3x+6x=63x=21
2(2x+2)=125x+12×
3=56
(9x-3)×
5=3908x+1.9x=39.6
6x-4x=845x+x+9=39
x+15=30x=3
5(x-12)=75x=90
2.5x=225x=15
8x-47.8=672.2x=90
8x+5x=39x=27
6(4x+5)=1504x+16×
7=144
(6x-7)×
9=2618x+1.7x=67.9
8x-4x=1927x+x+6=62
x+28=37x=8
9(x-10)=99x=40
3x=180x=9
6.5x-46.5=213.5x=60
2x+2x=32x=21
5(5x+4)=1453x+28×
6=189
(5x-5)×
4=604x+1.8x=40.6
7x-5x=909x+x+1=91
x+49=52x=2
3(x-16)=42x=60
1.1x=44x=3
8.3x-27.7=470.3x=40
7x+7x=28x=30
4(6x+3)=1565x+17×
2=49
(2x-1)×
5=552x+1.8x=11.4
7x-3x=1603x+x+7=31
x+28=37x=6
6(x-12)=66x=60
2.8x=140x=9
6.5x-38.6=351.4x=50
8x+3x=66x=23
6(2x+3)=304x+20×
5=124
(9x-8)×
2=924x+1.7x=17.1
9x-3x=2705x+x+8=14
x+30=38x=3
8(x-16)=64x=60
2.3x=46x=8
8.6x-18.5=497.5x=20
6x+9x=45x=24
3(8x+3)=1533x+13×
9=129
2=345x+1.9x=48.3
8x-2x=2582x+x+9=12
x+12=30x=3
6(x-19)=54x=80
1.5x=60x=18
8.3x-39.3=624.7x=40
3x+2x=15x=28
7(8x+4)=4762x+21×
3=73
(9x-1)×
4=3202x+1.2x=9.6
7x-5x=988x+x+2=38