-1(1+7x)-6(-7-x)=40

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Solution for -1(1+7x)-6(-7-x)=40 equation: 



-1(1+7x)-6(-7-x)=40

We move all terms to the left:

-1(1+7x)-6(-7-x)-(40)=0

We add all the numbers together, and all the variables

-1(7x+1)-6(-1x-7)-40=0

We multiply parentheses

-1(7x+1)+6x+42-40=0

We add all the numbers together, and all the variables

6x-1(7x+1)+2=0

We move all terms containing x to the left, all other terms to the right

6x-1(7x+1)=-2

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