-37-8a=3(-7-4a)

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Solution for -37-8a=3(-7-4a) equation: 



-37-8a=3(-7-4a)

We move all terms to the left:

-37-8a-(3(-7-4a))=0

We add all the numbers together, and all the variables

-8a-(3(-4a-7))-37=0



We calculate terms in parentheses: -(3(-4a-7)), so:

3(-4a-7)

We multiply parentheses

-12a-21

Back to the equation:

-(-12a-21)



We get rid of parentheses

-8a+12a+21-37=0

We add all the numbers together, and all the variables

4a-16=0

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

4a=16

a=16/4

a=4

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