-4(x2)=20

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Solution for -4(x2)=20 equation: 



-4(x2)=20

We move all terms to the left:

-4(x2)-(20)=0

We add all the numbers together, and all the variables

-4x^2-20=0

a = -4; b = 0; c = -20;
Δ = b2-4ac
Δ = 02-4·(-4)·(-20)
Δ = -320
Delta is less than zero, so there is no solution for the equation

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