3(5-2n)=-57

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Solution for 3(5-2n)=-57 equation: 



3(5-2n)=-57

We move all terms to the left:

3(5-2n)-(-57)=0

We add all the numbers together, and all the variables

3(-2n+5)-(-57)=0

We add all the numbers together, and all the variables

3(-2n+5)+57=0

We multiply parentheses

-6n+15+57=0

We add all the numbers together, and all the variables

-6n+72=0

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

-6n=-72

n=-72/-6

n=+12

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