(8.5-3x)÷2=2怎么解
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(8.5-3x)÷2=2怎么解
(8.5-3x)÷2=2怎么解
(8.5-3x)÷2=2怎么解
(8.5-3x)=2×2
8.5-3x=4
8.5-4=3x
4.5=3x
x=4.5÷3
x=1.5
8.5一3x二4
(8.5-3x)÷2=2
8.5-3x=4
-3x=-4.5
x=1.5
8.5-3x=2*2
3x=8.5-4
3x=4.5
x=1.5