Tell whether the sequence is arithmetic .if it identify the common diffrence.

please give the sequence

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.

the answer is 15.50 for one mile

b) is slope: 0   y- intercept 15.5