(n+n)+5=90

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Solution for (n+n)+5=90 equation: 



(n+n)+5=90

We move all terms to the left:

(n+n)+5-(90)=0

We add all the numbers together, and all the variables

(+2n)+5-90=0

We add all the numbers together, and all the variables

(+2n)-85=0

We get rid of parentheses

2n-85=0

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

2n=85

n=85/2

n=42+1/2

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