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15=q-489/30
We move all terms to the left:
15-(q-489/30)=0
We add all the numbers together, and all the variables
-(+q-489/30)+15=0
We get rid of parentheses
-q+15+489/30=0
We multiply all the terms by the denominator
-q*30+489+15*30=0
We add all the numbers together, and all the variables
-q*30+939=0
Wy multiply elements
-30q+939=0
We move all terms containing q to the left, all other terms to the right
-30q=-939
q=-939/-30
q=31+3/10
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