The equation y=12x describes the amount of money louis earns, where x is the number of hours he works and y is the amount of money he earns.
the table shows the amount of money carl earns for different numbers of hours he worked.
carl's earnings
time(h) 3 4 8 10
money earned ($) 45 75 120 150
(a) how much money does carl make per hour? show your work
(b) who earns more per hour? justify your answer
(c) draw a graph that represents carl's earnings over time in hours. remember to label the axes.
( answer all of them, don't answer if you aren't 100% sure about your answer.)