7+3n=5n-3

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Solution for 7+3n=5n-3 equation: 



7+3n=5n-3

We move all terms to the left:

7+3n-(5n-3)=0

We get rid of parentheses

3n-5n+3+7=0

We add all the numbers together, and all the variables

-2n+10=0

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

-2n=-10

n=-10/-2

n=+5

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