Answer: A 9 min
Step-by-step explanation: 54/6=9
<h2>
(9) </h2>
<em><u>-6-6-6-6-6-6-6-6-6</u></em>=-54
R + 9
Expression would be r+9=j
J represents the miles that Jessica rode. Since Jessica rode 9 miles farther, you must add 9 to the amount that roger rode.
Answer:
y=3
Step-by-step explanation:
the other person is correct
Answer:
3.5 hours
Step-by-step explanation:
Distance = 21 miles
Speed * time
Speed * time = distance
Tom speed = 2 mph
Brian = 4 mph
Let time = t
Brian distance + Tom's distance = total distance
4t + 2t = 21
6t = 21
t = 21 / 6
t = 3.5 hours