f+21/6=9

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Solution for f+21/6=9 equation: 



f+21/6=9

We move all terms to the left:

f+21/6-(9)=0

determiningTheFunctionDomain
f-9+21/6=0

We multiply all the terms by the denominator


f*6+21-9*6=0

We add all the numbers together, and all the variables

f*6-33=0

Wy multiply elements

6f-33=0

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

6f=33

f=33/6

f=5+1/2

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