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298.6=135.4+q1297.6
We move all terms to the left:
298.6-(135.4+q1297.6)=0
We add all the numbers together, and all the variables
-(q1297.6+135.4)+298.6=0
We get rid of parentheses
-q1297.6-135.4+298.6=0
We add all the numbers together, and all the variables
-q1297.6+163.2=0
We move all terms containing q to the left, all other terms to the right
-q1297.6=-163.2
q=-163.2/1
q=-163.2
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