12=8(5/4+f)

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Solution for 12=8(5/4+f) equation: 



12=8(5/4+f)

We move all terms to the left:

12-(8(5/4+f))=0



Domain of the equation: 4+f))!=0

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

f))!=-4

f!=-4/1

f!=-4

f∈R



We add all the numbers together, and all the variables

-(8(+f+5/4))+12=0

We multiply all the terms by the denominator


-(8(+f+5+12*4))=0



We calculate terms in parentheses: -(8(+f+5+12*4)), so:

8(+f+5+12*4)

We add all the numbers together, and all the variables

8(f+53)

We multiply parentheses

8f+424

Back to the equation:

-(8f+424)



We get rid of parentheses

-8f-424=0

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

-8f=424

f=424/-8

f=-53

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