9n-5=7n+9

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



9n-5=7n+9

We move all terms to the left:

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

We get rid of parentheses

9n-7n-9-5=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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