(3n+15)+(2n+40)=180

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Solution for (3n+15)+(2n+40)=180 equation: 



(3n+15)+(2n+40)=180

We move all terms to the left:

(3n+15)+(2n+40)-(180)=0

We get rid of parentheses

3n+2n+15+40-180=0

We add all the numbers together, and all the variables

5n-125=0

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

5n=125

n=125/5

n=25

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