Answer:
36 minutes
Step-by-step explanation:
helicopter 1 is ahead of helicopter 2 by 90 miles
the difference in their speeds is 150 mph
90/150=3/5 of hour
3/5*60=36 minutes
9x-4y-87
2x-4y+7x-87
Answer: f(-2) = -6
Step-by-step explanation: f(-2) = -2 -4
f(-2) = -6
12
just divide 36 by 3 which is 12
josh sold 3
