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

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



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

We move all terms to the left:

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

We get rid of parentheses

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



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

x-(2x+8)

We get rid of parentheses

x-2x-8

We add all the numbers together, and all the variables

-1x-8

Back to the equation:

-(-1x-8)



We add all the numbers together, and all the variables

4x-(-1x-8)+7=0

We get rid of parentheses

4x+1x+8+7=0

We add all the numbers together, and all the variables

5x+15=0

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

5x=-15

x=-15/5

x=-3

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