Answer:
9
Step-by-step explanation:
Answer:
It took Jen 4 hours to catch up with Laura
Step-by-step explanation:
Gaining speed 45-30= 15 mph
Laura's head start 30×2=60 miles
Time for Jen to catch up 60÷15= 4 hours
In other words
30(t+2)= 45t
30t+60= 45t
60=45t-30t
60= 15t
t=4 hours
Answer:
hello
Step-by-step explanation:
u sayh-e-l-l-o yW
Answer:
Socratic app
Step-by-step explanation:
it will help you