3(n+5)=7n-9

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Solution for 3(n+5)=7n-9 equation: 



3(n+5)=7n-9

We move all terms to the left:

3(n+5)-(7n-9)=0

We multiply parentheses

3n-(7n-9)+15=0

We get rid of parentheses

3n-7n+9+15=0

We add all the numbers together, and all the variables

-4n+24=0

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

-4n=-24

n=-24/-4

n=+6

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