-7=-7x+4(x-4)

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Solution for -7=-7x+4(x-4) equation: 



-7=-7x+4(x-4)

We move all terms to the left:

-7-(-7x+4(x-4))=0



We calculate terms in parentheses: -(-7x+4(x-4)), so:

-7x+4(x-4)

We multiply parentheses

-7x+4x-16

We add all the numbers together, and all the variables

-3x-16

Back to the equation:

-(-3x-16)



We get rid of parentheses

3x+16-7=0

We add all the numbers together, and all the variables

3x+9=0

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

3x=-9

x=-9/3

x=-3

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