Help needed :/ This one is a little different...
Find the solutions of the following quadratic equation by completing the square:
x^2-x=20*
The solutions are:
a. -5 or -4
b. -5 or 4
c. 5 or 4
d. 5 or -4

Hey! We 've verified this expert answer for you, click below to unlock the details :)

I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!

\[\Large x^2-x=20^* \quad ??? \quad \text{what does * mean??}\]

*= closed circle= multiply

\[x ^{2}-5x+4x-20 = 0\]
x(x-5) +4(x-5)=0
(x+4)(x-5=0
x=-4,x=5

Looking for something else?

Not the answer you are looking for? Search for more explanations.

## More answers

Looking for something else?

Not the answer you are looking for? Search for more explanations.