Answer:
-5
Step-by-step explanation:
x² - 4x - 45 = 0
(x - 9)(x + 5) = 0
x = 9 or -5
x² - 25 = 0
(x + 5)(x - 5) = 0
x = 5 or -5
-5 is a common factor between both of them
Answer:
Laurie
Step-by-step explanation:
Answer:
R2->R3
Step-by-step explanation:
Answer: ok that’s confusing
Step-by-step explanation: