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-71/2=2n+n
We move all terms to the left:
-71/2-(2n+n)=0
We add all the numbers together, and all the variables
-(+3n)-71/2=0
We get rid of parentheses
-3n-71/2=0
We multiply all the terms by the denominator
-3n*2-71=0
Wy multiply elements
-6n-71=0
We move all terms containing n to the left, all other terms to the right
-6n=71
n=71/-6
n=-11+5/6
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