4(x-1)=1-x和2(x+1)=6

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4(x-1)=1-x和2(x+1)=6
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4(x-1)=1-x和2(x+1)=6
4(x-1)=1-x和2(x+1)=6

4(x-1)=1-x和2(x+1)=6
(1)4x-4=1-x
5x=5
x=1
(2)2x+2=6
2x=4
x=2
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4(x-1)=1-x 化简可得4x-4=1-x 继续化简可得5x=5 x=1
2(x+1)=6化简可得2x+2=6 继续化简可得2x=4 解得x=2

4(x-1)=1-x 2(x+1)=6
4x-4=1-x 2x+2=6
5x=5 2x=4
x= 1 ...

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4(x-1)=1-x 2(x+1)=6
4x-4=1-x 2x+2=6
5x=5 2x=4
x= 1 x=2

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