5n-9=7n+5

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



5n-9=7n+5

We move all terms to the left:

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

We get rid of parentheses

5n-7n-5-9=0

We add all the numbers together, and all the variables

-2n-14=0

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

-2n=14

n=14/-2

n=-7

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