5n+6=7n-20

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Solution for 5n+6=7n-20 equation: 



5n+6=7n-20

We move all terms to the left:

5n+6-(7n-20)=0

We get rid of parentheses

5n-7n+20+6=0

We add all the numbers together, and all the variables

-2n+26=0

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

-2n=-26

n=-26/-2

n=+13

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