3n+22=7

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Solution for 3n+22=7 equation: 



3n+22=7

We move all terms to the left:

3n+22-(7)=0

We add all the numbers together, and all the variables

3n+15=0

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

3n=-15

n=-15/3

n=-5

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