2x(x-5)=-20

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Solution for 2x(x-5)=-20 equation: 



2x(x-5)=-20

We move all terms to the left:

2x(x-5)-(-20)=0

We add all the numbers together, and all the variables

2x(x-5)+20=0

We multiply parentheses

2x^2-10x+20=0

a = 2; b = -10; c = +20;
Δ = b2-4ac
Δ = -102-4·2·20
Δ = -60
Delta is less than zero, so there is no solution for the equation

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