-7n-15=-8(n+1)

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Solution for -7n-15=-8(n+1) equation: 



-7n-15=-8(n+1)

We move all terms to the left:

-7n-15-(-8(n+1))=0



We calculate terms in parentheses: -(-8(n+1)), so:

-8(n+1)

We multiply parentheses

-8n-8

Back to the equation:

-(-8n-8)



We get rid of parentheses

-7n+8n+8-15=0

We add all the numbers together, and all the variables

n-7=0

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

n=7

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