3n-15=n/2+5

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Solution for 3n-15=n/2+5 equation: 



3n-15=n/2+5

We move all terms to the left:

3n-15-(n/2+5)=0

We get rid of parentheses

3n-n/2-5-15=0

We multiply all the terms by the denominator


3n*2-n-5*2-15*2=0

We add all the numbers together, and all the variables

-1n+3n*2-40=0

Wy multiply elements

-1n+6n-40=0

We add all the numbers together, and all the variables

5n-40=0

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

5n=40

n=40/5

n=8

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