28=2x(-3x)

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Solution for 28=2x(-3x) equation: 



28=2x(-3x)

We move all terms to the left:

28-(2x(-3x))=0



We calculate terms in parentheses: -(2x(-3x)), so:

2x(-3x)

We multiply parentheses

-6x^2

Back to the equation:

-(-6x^2)



We get rid of parentheses

6x^2+28=0

a = 6; b = 0; c = +28;
Δ = b2-4ac
Δ = 02-4·6·28
Δ = -672
Delta is less than zero, so there is no solution for the equation

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