5+7n=-15+3n

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Solution for 5+7n=-15+3n equation: 



5+7n=-15+3n

We move all terms to the left:

5+7n-(-15+3n)=0

We add all the numbers together, and all the variables

7n-(3n-15)+5=0

We get rid of parentheses

7n-3n+15+5=0

We add all the numbers together, and all the variables

4n+20=0

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

4n=-20

n=-20/4

n=-5

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