7+2n=3

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Solution for 7+2n=3 equation: 



7+2n=3

We move all terms to the left:

7+2n-(3)=0

We add all the numbers together, and all the variables

2n+4=0

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

2n=-4

n=-4/2

n=-2

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