Question

Does someone know how to do this? Can you help?

Answer 1

Problem #3

d). The rate of change is 7. I got my answer by using the slope formula: y2 - y1
----------- = 35 - 21
x2 - x1 -------------- = 14
5 - 3 ----- = 7.
2

This means that for every 2 driveways he shovels, he earns 14 dollars.