-72=-8(n+1)+8(8-n)

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Solution for -72=-8(n+1)+8(8-n) equation: 



-72=-8(n+1)+8(8-n)

We move all terms to the left:

-72-(-8(n+1)+8(8-n))=0

We add all the numbers together, and all the variables

-(-8(n+1)+8(-1n+8))-72=0



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

-8(n+1)+8(-1n+8)

We multiply parentheses

-8n-8n-8+64

We add all the numbers together, and all the variables

-16n+56

Back to the equation:

-(-16n+56)



We get rid of parentheses

16n-56-72=0

We add all the numbers together, and all the variables

16n-128=0

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

16n=128

n=128/16

n=8

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