(n+3)+(n+3)+n+n=150

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Solution for (n+3)+(n+3)+n+n=150 equation: 



(n+3)+(n+3)+n+n=150

We move all terms to the left:

(n+3)+(n+3)+n+n-(150)=0

We add all the numbers together, and all the variables

2n+(n+3)+(n+3)-150=0

We get rid of parentheses

2n+n+n+3+3-150=0

We add all the numbers together, and all the variables

4n-144=0

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

4n=144

n=144/4

n=36

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