4+4n=21

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Solution for 4+4n=21 equation: 



4+4n=21

We move all terms to the left:

4+4n-(21)=0

We add all the numbers together, and all the variables

4n-17=0

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

4n=17

n=17/4

n=4+1/4

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