4-2(2a+8)=-20-8a

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Solution for 4-2(2a+8)=-20-8a equation: 



4-2(2a+8)=-20-8a

We move all terms to the left:

4-2(2a+8)-(-20-8a)=0

We add all the numbers together, and all the variables

-2(2a+8)-(-8a-20)+4=0

We multiply parentheses

-4a-(-8a-20)-16+4=0

We get rid of parentheses

-4a+8a+20-16+4=0

We add all the numbers together, and all the variables

4a+8=0

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

4a=-8

a=-8/4

a=-2

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