89=2(-5n+8)-7

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Solution for 89=2(-5n+8)-7 equation: 



89=2(-5n+8)-7

We move all terms to the left:

89-(2(-5n+8)-7)=0



We calculate terms in parentheses: -(2(-5n+8)-7), so:

2(-5n+8)-7

We multiply parentheses

-10n+16-7

We add all the numbers together, and all the variables

-10n+9

Back to the equation:

-(-10n+9)



We get rid of parentheses

10n-9+89=0

We add all the numbers together, and all the variables

10n+80=0

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

10n=-80

n=-80/10

n=-8

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