9=8c+15/c

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Solution for 9=8c+15/c equation: 



9=8c+15/c

We move all terms to the left:

9-(8c+15/c)=0



Domain of the equation: c)!=0

c!=0/1

c!=0

c∈R



We add all the numbers together, and all the variables

-(+8c+15/c)+9=0

We get rid of parentheses

-8c-15/c+9=0

We multiply all the terms by the denominator


-8c*c+9*c-15=0

We add all the numbers together, and all the variables

9c-8c*c-15=0

Wy multiply elements

-8c^2+9c-15=0

a = -8; b = 9; c = -15;
Δ = b2-4ac
Δ = 92-4·(-8)·(-15)
Δ = -399
Delta is less than zero, so there is no solution for the equation

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