3(x-2)+2(1-2x)怎么算
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3(x-2)+2(1-2x)怎么算3(x-2)+2(1-2x)怎么算3(x-2)+2(1-2x)怎么算3(x-2)+(1-2x)=3x-6+2-4x=3x-4x-6+2=-x-43(x-2)+2(1-
3(x-2)+2(1-2x)怎么算
3(x-2)+2(1-2x)怎么算
3(x-2)+2(1-2x)怎么算
3(x-2)+(1-2x)
=3x-6+2-4x
=3x-4x-6+2
=-x-4
3(x-2)+2(1-2x)
=3x-6+2-4x
=3x-4x-6+2
=-x-4
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