4x+5x(-2x)=18

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Solution for 4x+5x(-2x)=18 equation: 



4x+5x(-2x)=18

We move all terms to the left:

4x+5x(-2x)-(18)=0

We multiply parentheses

-10x^2+4x-18=0

a = -10; b = 4; c = -18;
Δ = b2-4ac
Δ = 42-4·(-10)·(-18)
Δ = -704
Delta is less than zero, so there is no solution for the equation

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