1/2+n+3=21

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Solution for 1/2+n+3=21 equation: 



1/2+n+3=21

We move all terms to the left:

1/2+n+3-(21)=0

determiningTheFunctionDomain
n+3-21+1/2=0

We add all the numbers together, and all the variables

n-18+1/2=0

We multiply all the terms by the denominator


n*2+1-18*2=0

We add all the numbers together, and all the variables

n*2-35=0

Wy multiply elements

2n-35=0

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

2n=35

n=35/2

n=17+1/2

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