2n+7=4n-5

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Solution for 2n+7=4n-5 equation: 



2n+7=4n-5

We move all terms to the left:

2n+7-(4n-5)=0

We get rid of parentheses

2n-4n+5+7=0

We add all the numbers together, and all the variables

-2n+12=0

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

-2n=-12

n=-12/-2

n=+6

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