3n+8=9n-10

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Solution for 3n+8=9n-10 equation: 



3n+8=9n-10

We move all terms to the left:

3n+8-(9n-10)=0

We get rid of parentheses

3n-9n+10+8=0

We add all the numbers together, and all the variables

-6n+18=0

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

-6n=-18

n=-18/-6

n=+3

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