n*3-7=2

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Solution for n*3-7=2 equation: 



n*3-7=2

We move all terms to the left:

n*3-7-(2)=0

We add all the numbers together, and all the variables

n*3-9=0

Wy multiply elements

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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