Which of the following are solutions to the equations below? x^2+x-20=0

Question

Mathematics

Mara Contreras

22 October, 17:39

Which of the following are solutions to the equations below? x^2+x-20=0

+1

Answers (2)

Know the Answer?

Aspen · Answer 1

x=4 x=-5

Step-by-step explanation:

x^2+x-20=0

Factor

What 2 numbers multiply to - 20 and add to 1

-4*5 = -20 and

-4+5 = 1

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

Using the zero product property

x-4 = 0 x+5=0

x=4 x=-5

Oswaldo Pratt · Answer 2

Answer:My answer would be

x=4,-5

tell me if I am wrong