3(n+2n-5)=15

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Solution for 3(n+2n-5)=15 equation: 



3(n+2n-5)=15

We move all terms to the left:

3(n+2n-5)-(15)=0

We add all the numbers together, and all the variables

3(3n-5)-15=0

We multiply parentheses

9n-15-15=0

We add all the numbers together, and all the variables

9n-30=0

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

9n=30

n=30/9

n=3+1/3

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