-320=-8(8a+8)

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Solution for -320=-8(8a+8) equation: 



-320=-8(8a+8)

We move all terms to the left:

-320-(-8(8a+8))=0



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

-8(8a+8)

We multiply parentheses

-64a-64

Back to the equation:

-(-64a-64)



We get rid of parentheses

64a+64-320=0

We add all the numbers together, and all the variables

64a-256=0

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

64a=256

a=256/64

a=4

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