-2(5+2n)-(7n+8)=-7

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Solution for -2(5+2n)-(7n+8)=-7 equation:



-2(5+2n)-(7n+8)=-7
We move all terms to the left:
-2(5+2n)-(7n+8)-(-7)=0
We add all the numbers together, and all the variables
-2(2n+5)-(7n+8)-(-7)=0
We add all the numbers together, and all the variables
-2(2n+5)-(7n+8)+7=0
We multiply parentheses
-4n-(7n+8)-10+7=0
We get rid of parentheses
-4n-7n-8-10+7=0
We add all the numbers together, and all the variables
-11n-11=0
We move all terms containing n to the left, all other terms to the right
-11n=11
n=11/-11
n=-1

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