Mr. DeLandro earns \(\$12\) per hour. One week, Mr. DeLandro worked 42 hours; the following week, he worked 37 hours. Which of the following indicates the number of dollars Mr. DeLandro earned for 2 weeks?
In two weeks, Mr. Delandro worked a total of (42 + 37) hours and earned \(\$12\) for each hour. Therefore, the total number of dollars he earned was \(12(42+37)\).