If Harry flies to the moon at 4000 miles per hour, but returns at 6000 miles per hour, what is Harry’s average speed of the trip?

5000 miles per hour.

6000+4000 =10000

10000/2 = 5000 miles per hour

the answer to the question is a

step-by-step explanation:

it has the same slope and the same y-intercept.

y + 11 = -7/9(x - 18)

y + 11 =-7/9x + 14

b

y = -7/9x + 3

y-intercept (0, 3)

where's the diagrams?