3n-5n+3=21-8

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Solution for 3n-5n+3=21-8 equation: 



3n-5n+3=21-8

We move all terms to the left:

3n-5n+3-(21-8)=0

We add all the numbers together, and all the variables

3n-5n+3-13=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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