I NEED HELP ON 8TH GRADE MATH...

A moving van leaves a house traveling at an average rate of 40 mi/h. The family leaves the house 1/2 hour later following the same route in a car. They travel at an average rate of 60 mi/h.

Write an expression for the time traveled by the car. Then solve.

Question

I NEED HELP ON 8TH GRADE MATH...

A moving van leaves a house traveling at an average rate of 40 mi/h. The family leaves the house 1/2 hour later following the same route in a car. They travel at an average rate of 60 mi/h.

Write an expression for the time traveled by the car. Then solve.

anonymous · Answer

Also, please explain how u got ur anser

anonymous · Answer

mv=40t
c=60t
if they arrive at the same time then 60t=40t+20  
this represents the 60 mph by the car and the 40mph by the van plus the 20 miles it weent before the car started.

anonymous · Answer

so whats the rate, time, and distance travlled for both(moving van) and car

anonymous · Answer

nvm