7n-7=2n+23

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Solution for 7n-7=2n+23 equation: 



7n-7=2n+23

We move all terms to the left:

7n-7-(2n+23)=0

We get rid of parentheses

7n-2n-23-7=0

We add all the numbers together, and all the variables

5n-30=0

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

5n=30

n=30/5

n=6

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