7n-9=5-7n

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



7n-9=5-7n

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

7n+7n-5-9=0

We add all the numbers together, and all the variables

14n-14=0

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

14n=14

n=14/14

n=1

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