3(5-n)=-9

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



3(5-n)=-9

We move all terms to the left:

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

We add all the numbers together, and all the variables

3(-1n+5)-(-9)=0

We add all the numbers together, and all the variables

3(-1n+5)+9=0

We multiply parentheses

-3n+15+9=0

We add all the numbers together, and all the variables

-3n+24=0

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

-3n=-24

n=-24/-3

n=+8

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