Question

Solve by inspection. Which two are solutions for x^2+8x−15=5
?(2 points)
Responses

x=10
x is equal to 10

x=−2
x is equal to negative 2

x=−10
x is equal to negative 10

x=2

Answer 1

x = 2 and x = −10

(Checking: x^2 + 8x − 15 = 5 → x^2 + 8x − 20 = 0 = (x − 2)(x + 10).)