-9=5x-7(x+1)

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Solution for -9=5x-7(x+1) equation: 



-9=5x-7(x+1)

We move all terms to the left:

-9-(5x-7(x+1))=0



We calculate terms in parentheses: -(5x-7(x+1)), so:

5x-7(x+1)

We multiply parentheses

5x-7x-7

We add all the numbers together, and all the variables

-2x-7

Back to the equation:

-(-2x-7)



We get rid of parentheses

2x+7-9=0

We add all the numbers together, and all the variables

2x-2=0

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

2x=2

x=2/2

x=1

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