8+7n=-15+2n+7+7n

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Solution for 8+7n=-15+2n+7+7n equation: 



8+7n=-15+2n+7+7n

We move all terms to the left:

8+7n-(-15+2n+7+7n)=0

We add all the numbers together, and all the variables

7n-(9n-8)+8=0

We get rid of parentheses

7n-9n+8+8=0

We add all the numbers together, and all the variables

-2n+16=0

We move all terms containing n to the left, all other terms to the right

-2n=-16

n=-16/-2

n=+8

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