7(2-2a)=56

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Solution for 7(2-2a)=56 equation: 



7(2-2a)=56

We move all terms to the left:

7(2-2a)-(56)=0

We add all the numbers together, and all the variables

7(-2a+2)-56=0

We multiply parentheses

-14a+14-56=0

We add all the numbers together, and all the variables

-14a-42=0

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

-14a=42

a=42/-14

a=-3

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