(3n+3)+(2n+7)=90

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Solution for (3n+3)+(2n+7)=90 equation: 



(3n+3)+(2n+7)=90

We move all terms to the left:

(3n+3)+(2n+7)-(90)=0

We get rid of parentheses

3n+2n+3+7-90=0

We add all the numbers together, and all the variables

5n-80=0

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

5n=80

n=80/5

n=16

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