4x-40=-7(2x-2)

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Solution for 4x-40=-7(2x-2) equation: 



4x-40=-7(2x-2)

We move all terms to the left:

4x-40-(-7(2x-2))=0



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

-7(2x-2)

We multiply parentheses

-14x+14

Back to the equation:

-(-14x+14)



We get rid of parentheses

4x+14x-14-40=0

We add all the numbers together, and all the variables

18x-54=0

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

18x=54

x=54/18

x=3

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