-72=6(2a+4)

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Solution for -72=6(2a+4) equation: 



-72=6(2a+4)

We move all terms to the left:

-72-(6(2a+4))=0



We calculate terms in parentheses: -(6(2a+4)), so:

6(2a+4)

We multiply parentheses

12a+24

Back to the equation:

-(12a+24)



We get rid of parentheses

-12a-24-72=0

We add all the numbers together, and all the variables

-12a-96=0

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

-12a=96

a=96/-12

a=-8

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