(20a+30)+(17a+48)=180

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Solution for (20a+30)+(17a+48)=180 equation: 



(20a+30)+(17a+48)=180

We move all terms to the left:

(20a+30)+(17a+48)-(180)=0

We get rid of parentheses

20a+17a+30+48-180=0

We add all the numbers together, and all the variables

37a-102=0

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

37a=102

a=102/37

a=2+28/37

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