5n-3=7n+9

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Solution for 5n-3=7n+9 equation: 



5n-3=7n+9

We move all terms to the left:

5n-3-(7n+9)=0

We get rid of parentheses

5n-7n-9-3=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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