-3x+9-7(x-1)=-(2x-8)-7x+7

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Solution for -3x+9-7(x-1)=-(2x-8)-7x+7 equation: 



-3x+9-7(x-1)=-(2x-8)-7x+7

We move all terms to the left:

-3x+9-7(x-1)-(-(2x-8)-7x+7)=0

We multiply parentheses

-3x-7x-(-(2x-8)-7x+7)+7+9=0



We calculate terms in parentheses: -(-(2x-8)-7x+7), so:

-(2x-8)-7x+7

We add all the numbers together, and all the variables

-7x-(2x-8)+7

We get rid of parentheses

-7x-2x+8+7

We add all the numbers together, and all the variables

-9x+15

Back to the equation:

-(-9x+15)



We add all the numbers together, and all the variables

-10x-(-9x+15)+16=0

We get rid of parentheses

-10x+9x-15+16=0

We add all the numbers together, and all the variables

-1x+1=0

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

-x=-1

x=-1/-1

x=1

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