180=a+3a+(a+30)

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Solution for 180=a+3a+(a+30) equation: 



180=a+3a+(a+30)

We move all terms to the left:

180-(a+3a+(a+30))=0



We calculate terms in parentheses: -(a+3a+(a+30)), so:

a+3a+(a+30)

We add all the numbers together, and all the variables

4a+(a+30)

We get rid of parentheses

4a+a+30

We add all the numbers together, and all the variables

5a+30

Back to the equation:

-(5a+30)



We get rid of parentheses

-5a-30+180=0

We add all the numbers together, and all the variables

-5a+150=0

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

-5a=-150

a=-150/-5

a=+30

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