51-5n=7n+15

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Solution for 51-5n=7n+15 equation: 



51-5n=7n+15

We move all terms to the left:

51-5n-(7n+15)=0

We get rid of parentheses

-5n-7n-15+51=0

We add all the numbers together, and all the variables

-12n+36=0

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

-12n=-36

n=-36/-12

n=+3

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