520=8(9x-7)

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Solution for 520=8(9x-7) equation: 



520=8(9x-7)

We move all terms to the left:

520-(8(9x-7))=0



We calculate terms in parentheses: -(8(9x-7)), so:

8(9x-7)

We multiply parentheses

72x-56

Back to the equation:

-(72x-56)



We get rid of parentheses

-72x+56+520=0

We add all the numbers together, and all the variables

-72x+576=0

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

-72x=-576

x=-576/-72

x=+8

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