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 worked. carl’s earnings time (h) 3 5 8 10 money earned ($) 45 75 120 150 how much money does carl earn per hour? show your work. who earns more per hour? explain your answer