Find the roots of the equation by factoring. X^2 - 2x = 15

Question

Mathematics

Yahir Odom

17 June, 13:32

Find the roots of the equation by factoring. X^2 - 2x = 15

+4

Answers (2)

Know the Answer?

Tyrese · Answer 1

x = 5

Step-by-step explanation:

5x5 = 25

25 - 10 = 15

15 = 15

Jaslyn Beck · Answer 2

Roots: 5 and - 3

The factors are - 5 and 3 because they add to - 2 and multiply to - 15.

X^2 - 2x = 15

-15 - 15

X^2 - 2x - 15 = 0

(X - 5) (x + 3)

X = 5 and - 3