Ajet plane traveling at 450450 mph overtakes a propeller plane traveling at 250250 mph that had a 33-hour head start. how far from the starting point are the planes?

Which value of c would make he following expression completely factored? 8x+cy

Pam buys a sleeve of ball bearings for her skateboard. each of the bearings is 1 1/5 inches wide. the sleeve is 9 3/5 inches long. how many ball bearings are in the sleeve? show your work.

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)