7-4n=-7n-2

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Solution for 7-4n=-7n-2 equation: 



7-4n=-7n-2

We move all terms to the left:

7-4n-(-7n-2)=0

We get rid of parentheses

-4n+7n+2+7=0

We add all the numbers together, and all the variables

3n+9=0

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

3n=-9

n=-9/3

n=-3

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