5n+13n=72

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Solution for 5n+13n=72 equation:



5n+13n=72
We move all terms to the left:
5n+13n-(72)=0
We add all the numbers together, and all the variables
18n-72=0
We move all terms containing n to the left, all other terms to the right
18n=72
n=72/18
n=4

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