3.5+2n=17.5

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Solution for 3.5+2n=17.5 equation: 



3.5+2n=17.5

We move all terms to the left:

3.5+2n-(17.5)=0

We add all the numbers together, and all the variables

2n-14=0

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

2n=14

n=14/2

n=7

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