3x(-2x-5)=45

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Solution for 3x(-2x-5)=45 equation: 



3x(-2x-5)=45

We move all terms to the left:

3x(-2x-5)-(45)=0

We multiply parentheses

-6x^2-15x-45=0

a = -6; b = -15; c = -45;
Δ = b2-4ac
Δ = -152-4·(-6)·(-45)
Δ = -855
Delta is less than zero, so there is no solution for the equation

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