-2n+20=4

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Solution for -2n+20=4 equation: 



-2n+20=4

We move all terms to the left:

-2n+20-(4)=0

We add all the numbers together, and all the variables

-2n+16=0

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

-2n=-16

n=-16/-2

n=+8

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