7=2n-2=7n-2

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



7=2n-2=7n-2

We move all terms to the left:

7-(2n-2)=0

We get rid of parentheses

-2n+2+7=0

We add all the numbers together, and all the variables

-2n+9=0

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

-2n=-9

n=-9/-2

n=4+1/2

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