13+5x=-8x+7(-8-8x)

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Solution for 13+5x=-8x+7(-8-8x) equation: 



13+5x=-8x+7(-8-8x)

We move all terms to the left:

13+5x-(-8x+7(-8-8x))=0

We add all the numbers together, and all the variables

5x-(-8x+7(-8x-8))+13=0



We calculate terms in parentheses: -(-8x+7(-8x-8)), so:

-8x+7(-8x-8)

We multiply parentheses

-8x-56x-56

We add all the numbers together, and all the variables

-64x-56

Back to the equation:

-(-64x-56)



We get rid of parentheses

5x+64x+56+13=0

We add all the numbers together, and all the variables

69x+69=0

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

69x=-69

x=-69/69

x=-1

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