Simplifyiing
the greatest common factor is 3 so
3x - 9y + 12 = 3(x - 3y + 4)
8/5 or 1.6 you just need to find the rise over the run
To get your answer, you would divide your distance by your speed. You should be going about 1.4 miles per hour.
Answer:
The answer should be D.
Hope this helped, have a nice day!