Answer:
Driving to Chicago Driving Back
d=rt
400/8=r(8)/8
r=50 mph < r= 52 mph
Step-by-step explanation:
x = -3. Y = 12
the answer is D
x= 6, -4
x^2 - 2x - 24 = 0
(x-6) (x+4) = 0
x = 6, x= -4