a=5(180-a)

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Solution for a=5(180-a) equation:



a=5(180-a)
We move all terms to the left:
a-(5(180-a))=0
We add all the numbers together, and all the variables
a-(5(-1a+180))=0
We calculate terms in parentheses: -(5(-1a+180)), so:
5(-1a+180)
We multiply parentheses
-5a+900
Back to the equation:
-(-5a+900)
We get rid of parentheses
a+5a-900=0
We add all the numbers together, and all the variables
6a-900=0
We move all terms containing a to the left, all other terms to the right
6a=900
a=900/6
a=150

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