Evaluate this expression: 4 + 9e when e = 10 *

If you answer 2+2 you will get over 80 points

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?

The function models the number of accidents per 50 million miles driven as a function