Elena babysits her neighbors children. Her earnings are given by the equation y=8.40 where x represents the number of hours she worked and y represents the amount of money she earned
$7 per hour mowing her neighbors lawns
A. Who makes more money after working 12 hours? How much more do they make? Explain your
reasoning by creating a graph or a table.
B. What is the rate of change for each situation and what does it mean?
C. using your graph or table determine how long it would take each person to earn $150