2020学年五年级数学上册专项练习解方程练习无答案新人教版2
雷锋做的好事-文明礼仪教育
解方程(一)
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X-2.8=9 6x=8.4 x-1.8=4
x÷6=3.6 x-2.72=3.8
X÷2.5=0.8 4x+18=30 1.8×3+5x=15.4
16+8x=40 3.4x-6×8=26.8
2x-5.2=2.8 2x+2.8×2=10.4
5x+5.5=7 3x
(x-3)×9=63 13(x+5)=169 (x-3)÷2=7.5
15
(2.81+x)÷2=5.62 7(x-1.2)=2.1 4x+6=36
7(x
10x-2x=24
x+1.8x=22.4 5.4x+x=12.8 x
5x-1.4x=7.2 3.8x-2.45x=13.5
12x-9x=8.7 6x
+44=65
6x-2.7=1.5
×(x+0.6)=18 2x+x=3.3
-1.2)=2.1 (x-3)÷4=7.2
+2.4x=5.1
5.9x-2.4x=7
+2.1=8.28 5(x-2.4)=15
解方程(二)
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4x-0.4=9.4 0.6x+0.4×3=4.2
2x+1.9=2.5 4x+1.5x=4.4 3.6x-1.2x=24
2x÷4=1.5
6x+0.2×5=5.2 4x+36=96 2(x
X-0.68x=16 8x÷4=16
9x-34=11 3x-1.2=2.4 12x
6x+18=48
3(x+2.1)=10.5 x+4.8=7.2 2x
5(x+2.3)=25.5
3(x-1.7)=3.6 2(x+2×3)=50 (x
1.85+x=5.6 30x÷2=360
9×(x-3.4)=67.5 8x
-9.7)=34.2 6(x
-0.3×8=1.2
5x
-7)÷3=12 2x-0.7
-7.2×4=40.8
8.4x
+1.5)=13.2
-9x=8.7
+15=20
×8=2.4
-3.6x=45.6