3n+1=7n-3

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Solution for 3n+1=7n-3 equation: 



3n+1=7n-3

We move all terms to the left:

3n+1-(7n-3)=0

We get rid of parentheses

3n-7n+3+1=0

We add all the numbers together, and all the variables

-4n+4=0

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

-4n=-4

n=-4/-4

n=1

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