Answer the word problem:

taylor and blair are driving away from each other in opposite directions. if blairs speed is 70mph and taylors speed is 80mph, how many hours will it be before the two are 225 miles apart?

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.

i have no clue what you just said. write a question in english?