Answer:
1,560mi/h
Step-by-step explanation:
390 miles in 15 minutes
X miles in 60 minutes
(Cross multiplication)
(390*60)/15 = 1560
Alternate
Because, as you can see, it is alternating
y=5x−17
divide by 3
a=1, b=1/3, c=1/27
plz thank if correct
