3=2x+3/x+7

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Solution for 3=2x+3/x+7 equation: 



3=2x+3/x+7

We move all terms to the left:

3-(2x+3/x+7)=0



Domain of the equation: x+7)!=0

x∈R



We get rid of parentheses

-2x-3/x-7+3=0

We multiply all the terms by the denominator


-2x*x-7*x+3*x-3=0

We add all the numbers together, and all the variables

-4x-2x*x-3=0

Wy multiply elements

-2x^2-4x-3=0

a = -2; b = -4; c = -3;
Δ = b2-4ac
Δ = -42-4·(-2)·(-3)
Δ = -8
Delta is less than zero, so there is no solution for the equation

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