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

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



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

We move all terms to the left:

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



We calculate terms in parentheses: -(2(2x+4)), so:

2(2x+4)

We multiply parentheses

4x+8

Back to the equation:

-(4x+8)



We get rid of parentheses

7x-4x-8-7=0

We add all the numbers together, and all the variables

3x-15=0

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

3x=15

x=15/3

x=5

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