3n+6n=16+7

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Solution for 3n+6n=16+7 equation: 



3n+6n=16+7

We move all terms to the left:

3n+6n-(16+7)=0

We add all the numbers together, and all the variables

3n+6n-23=0

We add all the numbers together, and all the variables

9n-23=0

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

9n=23

n=23/9

n=2+5/9

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