化简:2(x+2)+3(1—1/3x)2(x—1/2)—(x-1)

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化简:2(x+2)+3(1—1/3x)2(x—1/2)—(x-1)
化简:
2(x+2)+3(1—1/3x)
2(x—1/2)—(x-1)

化简:2(x+2)+3(1—1/3x)2(x—1/2)—(x-1)
2(x+2)+3(1—1/3x)
=2x+4+(3-x)
=2x+4+3-x
=x+7
2(x—1/2)—(x-1)
=2x-1-x+1
=x

2(x+2)+3(1—1/3x)=2x+4+3-x=x+7
2(x—1/2)—(x-1)=2x-1-x+1=x

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