The rate of change is

A. -4
B. -1
C. 1
D. 4

You are remodeling your kitchen. you’ve contacted two tiling companies who gladly told you how long it took their workers to tile of a similar size jim completed half the floor in 8 hours. pete completed half of the other floor in 7 hours. if pete can lay 20 more tiles per hour than jim, at what rate can jim lay tiles

Find the value of x for which line a is parallel to line b

(60 points) explain this in detail