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15+6(n+2)=5(n+3)+20
We simplify the equation to the form, which is simple to understand
15+6(n+2)=5(n+3)+20
Reorder the terms in parentheses
15+(+6n+12)=5*(n+3)+20
Remove unnecessary parentheses
+15+6n+12=+5+*(+n+3+)+20
Reorder the terms in parentheses
15+6n+12=+(+5n+15)+20
Remove unnecessary parentheses
+15+6n+12=+5n+15+20
We move all terms containing n to the left and all other terms to the right.
+6n-5n=+15+20-15-12
We simplify left and right side of the equation.
+1n=+8
We divide both sides of the equation by 1 to get n.
n=8
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