7+2n=7n-2

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



7+2n=7n-2

We move all terms to the left:

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

We get rid of parentheses

2n-7n+2+7=0

We add all the numbers together, and all the variables

-5n+9=0

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

-5n=-9

n=-9/-5

n=1+4/5

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