30+n/2=120

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Solution for 30+n/2=120 equation: 



30+n/2=120

We move all terms to the left:

30+n/2-(120)=0

We add all the numbers together, and all the variables

n/2-90=0

We multiply all the terms by the denominator


n-90*2=0

We add all the numbers together, and all the variables

n-180=0

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

n=180

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