3-4n+5=-20

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Solution for 3-4n+5=-20 equation: 



3-4n+5=-20

We move all terms to the left:

3-4n+5-(-20)=0

We add all the numbers together, and all the variables

-4n+28=0

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

-4n=-28

n=-28/-4

n=+7

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