9n-8=4n+42

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Solution for 9n-8=4n+42 equation: 



9n-8=4n+42

We move all terms to the left:

9n-8-(4n+42)=0

We get rid of parentheses

9n-4n-42-8=0

We add all the numbers together, and all the variables

5n-50=0

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

5n=50

n=50/5

n=10

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