5n-5=9n+7

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Solution for 5n-5=9n+7 equation: 



5n-5=9n+7

We move all terms to the left:

5n-5-(9n+7)=0

We get rid of parentheses

5n-9n-7-5=0

We add all the numbers together, and all the variables

-4n-12=0

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

-4n=12

n=12/-4

n=-3

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