20+17+7n=3n-19

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Solution for 20+17+7n=3n-19 equation: 



20+17+7n=3n-19

We move all terms to the left:

20+17+7n-(3n-19)=0

We add all the numbers together, and all the variables

7n-(3n-19)+37=0

We get rid of parentheses

7n-3n+19+37=0

We add all the numbers together, and all the variables

4n+56=0

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

4n=-56

n=-56/4

n=-14

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