72=-8(a+2)

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Solution for 72=-8(a+2) equation: 



72=-8(a+2)

We move all terms to the left:

72-(-8(a+2))=0



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

-8(a+2)

We multiply parentheses

-8a-16

Back to the equation:

-(-8a-16)



We get rid of parentheses

8a+16+72=0

We add all the numbers together, and all the variables

8a+88=0

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

8a=-88

a=-88/8

a=-11

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