3n-5=2n-7

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Solution for 3n-5=2n-7 equation: 



3n-5=2n-7

We move all terms to the left:

3n-5-(2n-7)=0

We get rid of parentheses

3n-2n+7-5=0

We add all the numbers together, and all the variables

n+2=0

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

n=-2

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