3-5n=-7n-7

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



3-5n=-7n-7

We move all terms to the left:

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

We get rid of parentheses

-5n+7n+7+3=0

We add all the numbers together, and all the variables

2n+10=0

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

2n=-10

n=-10/2

n=-5

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