(2a-2)+(3a+2)=180

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Solution for (2a-2)+(3a+2)=180 equation: 



(2a-2)+(3a+2)=180

We move all terms to the left:

(2a-2)+(3a+2)-(180)=0

We get rid of parentheses

2a+3a-2+2-180=0

We add all the numbers together, and all the variables

5a-180=0

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

5a=180

a=180/5

a=36

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