Y=8x+1
-3x and -3x are both negative slopes
29*2.4-36.5= 33.1 hrs before the freight train cought up.
You divide 3 by 8 to get an answer of 0.375, next you want to multiply 0.375 x 100 to get an answer of 37.5... that number is your percentage 3/8 is a 37.5%
At the start she saved 45 dollars