3n+7,n=8

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Solution for 3n+7,n=8 equation: 



3n+7.n=8

We move all terms to the left:

3n+7.n-(8)=0

We add all the numbers together, and all the variables

10n-8=0

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

10n=8

n=8/10

n=4/5

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