-5-5(n-7)=-40=5n

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Solution for -5-5(n-7)=-40=5n equation:



-5-5(n-7)=-40=5n
We move all terms to the left:
-5-5(n-7)-(-40)=0
We add all the numbers together, and all the variables
-5(n-7)+35=0
We multiply parentheses
-5n+35+35=0
We add all the numbers together, and all the variables
-5n+70=0
We move all terms containing n to the left, all other terms to the right
-5n=-70
n=-70/-5
n=+14

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