7.5n+80=312.5

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Solution for 7.5n+80=312.5 equation: 



7.5n+80=312.5

We move all terms to the left:

7.5n+80-(312.5)=0

We add all the numbers together, and all the variables

7.5n-232.5=0

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

7.5n=232.5

n=232.5/7.5

n=31

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