2x-12=5x+3x^2

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Solution for 2x-12=5x+3x^2 equation: 



2x-12=5x+3x^2

We move all terms to the left:

2x-12-(5x+3x^2)=0

We get rid of parentheses

-3x^2-5x+2x-12=0

We add all the numbers together, and all the variables

-3x^2-3x-12=0

a = -3; b = -3; c = -12;
Δ = b2-4ac
Δ = -32-4·(-3)·(-12)
Δ = -135
Delta is less than zero, so there is no solution for the equation

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