3(n)+4=13

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Solution for 3(n)+4=13 equation:



3(n)+4=13
We move all terms to the left:
3(n)+4-(13)=0
We add all the numbers together, and all the variables
3n-9=0
We move all terms containing n to the left, all other terms to the right
3n=9
n=9/3
n=3

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