A cargo plane flew from the US across the Atlantic at 280 mph, and flew back to the US at 300 mph. Given that the first trip took two hours longer, how long was the return trip?

Step-by-step explanation:

300t=280(t+2)

300t=280t+560

20t=560

t=28

answer:

c) the x-coordinate of the center of the circle increases by 3

answer: 8

step-by-step explanation: if you add the possibilities 5 different flavor and 3 different sizes 5+3=8