7n+2+3n=13

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Solution for 7n+2+3n=13 equation: 



7n+2+3n=13

We move all terms to the left:

7n+2+3n-(13)=0

We add all the numbers together, and all the variables

10n-11=0

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

10n=11

n=11/10

n=1+1/10

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