3(5-2n)+9=-30

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Solution for 3(5-2n)+9=-30 equation: 



3(5-2n)+9=-30

We move all terms to the left:

3(5-2n)+9-(-30)=0

We add all the numbers together, and all the variables

3(-2n+5)+9-(-30)=0

We add all the numbers together, and all the variables

3(-2n+5)+39=0

We multiply parentheses

-6n+15+39=0

We add all the numbers together, and all the variables

-6n+54=0

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

-6n=-54

n=-54/-6

n=+9

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