4n+30+2n=90

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Solution for 4n+30+2n=90 equation: 



4n+30+2n=90

We move all terms to the left:

4n+30+2n-(90)=0

We add all the numbers together, and all the variables

6n-60=0

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

6n=60

n=60/6

n=10

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