7n-4=9-5n-2n

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Solution for 7n-4=9-5n-2n equation: 



7n-4=9-5n-2n

We move all terms to the left:

7n-4-(9-5n-2n)=0

We add all the numbers together, and all the variables

7n-(-7n+9)-4=0

We get rid of parentheses

7n+7n-9-4=0

We add all the numbers together, and all the variables

14n-13=0

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

14n=13

n=13/14

n=13/14

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