20-7n-2n=-13=2n

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Solution for 20-7n-2n=-13=2n equation: 



20-7n-2n=-13=2n

We move all terms to the left:

20-7n-2n-(-13)=0

We add all the numbers together, and all the variables

-9n+33=0

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

-9n=-33

n=-33/-9

n=3+2/3

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