3-7/4f=5f+1

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Solution for 3-7/4f=5f+1 equation: 



3-7/4f=5f+1

We move all terms to the left:

3-7/4f-(5f+1)=0



Domain of the equation: 4f!=0

f!=0/4

f!=0

f∈R



We get rid of parentheses

-7/4f-5f-1+3=0

We multiply all the terms by the denominator


-5f*4f-1*4f+3*4f-7=0

Wy multiply elements

-20f^2-4f+12f-7=0

We add all the numbers together, and all the variables

-20f^2+8f-7=0

a = -20; b = 8; c = -7;
Δ = b2-4ac
Δ = 82-4·(-20)·(-7)
Δ = -496
Delta is less than zero, so there is no solution for the equation

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