9n=2n+7

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Solution for 9n=2n+7 equation: 



9n=2n+7

We move all terms to the left:

9n-(2n+7)=0

We get rid of parentheses

9n-2n-7=0

We add all the numbers together, and all the variables

7n-7=0

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

7n=7

n=7/7

n=1

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