7n+7=12n-3

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Solution for 7n+7=12n-3 equation: 



7n+7=12n-3

We move all terms to the left:

7n+7-(12n-3)=0

We get rid of parentheses

7n-12n+3+7=0

We add all the numbers together, and all the variables

-5n+10=0

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

-5n=-10

n=-10/-5

n=+2

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