Nasir walked 3/5 mile in 1\2 hour. How fast
did he walk, in miles per hour?

1.2 miles/5/6 miles

Explanation:

1/2 is half of one, so to get 1 hour, we need to multiply the numerator by 2, same with the 3/5. This will get us 6/5 or 1.2.

He/She walks 1.2 miles/6/5 miles per hour.

c.

step-by-step explanation:

because first you have to add the 4x, 9x, and the 7x together and you get 20x and then you add the last numbers up and you get 5and then you put the subtraction sign in there and that's how you get the answer.