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10-04-2017
Mathematics

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3(x-1)=4(1+x)+5 what is the value of X

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fayguan2012 fayguan2012

10-04-2017

3(x-1)=4(1+x)+5
3x-3=4+4x+5
3x-3=4x+9
-3x -3x
-3=x+9
-9 -9
-12=x

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