A train travels at 80 miles per hour. What equation that compares the time (t) with the distance (d)?

80 (t) = d

Step-by-step explanation:

t means time so if the train travels 2 hours

80×2=160miles

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.

answer: the answer is one

step-by-step explanation:

pemdas, in this situation there is no parenthesis or exponents so you go to multiplication, 1x1=1, then division 1/1= 1 then addition 1+1=2 then subtraction 2-1=1