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-2n-5(5n+1)=130
We move all terms to the left:
-2n-5(5n+1)-(130)=0
We multiply parentheses
-2n-25n-5-130=0
We add all the numbers together, and all the variables
-27n-135=0
We move all terms containing n to the left, all other terms to the right
-27n=135
n=135/-27
n=-5
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