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-5(n+5)+7n=-28+n
We move all terms to the left:
-5(n+5)+7n-(-28+n)=0
We add all the numbers together, and all the variables
-5(n+5)+7n-(n-28)=0
We add all the numbers together, and all the variables
7n-5(n+5)-(n-28)=0
We multiply parentheses
7n-5n-(n-28)-25=0
We get rid of parentheses
7n-5n-n+28-25=0
We add all the numbers together, and all the variables
n+3=0
We move all terms containing n to the left, all other terms to the right
n=-3
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