answersLogoWhite

0


Best Answer

-x2 + 5x - 4 = 0.

Then,

x2 - 5x + 4 = (x - 4)(x - 1) = 0; whence,

x = 1 or 4.

Checking,

-1 + 5 - 4 = 0; and

-16 + 20 - 4 = 0.

User Avatar

Wiki User

14y ago
This answer is:
User Avatar
More answers
User Avatar

Wiki User

14y ago

(x+1)(x+4) = 0

This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: X2 plus 5x plus 4 equals 0?
Write your answer...
Submit
Still have questions?
magnify glass
imp