Question

Solve the following quadratic equation: x2−6x−20=20
.(2 points)
x=

and

Answer 1

Solve: x^2 − 6x − 20 = 20
=> x^2 − 6x − 40 = 0
Factor: (x − 10)(x + 4) = 0

So x = 10 or x = −4.