Need a hint on the third problem? This skill is from an earlier unit. Remember that "domain" means "input." Really this question is asking you "What kinds of numbers would make sense to represent n in this situation?" 3. Solve algebraically: 3x + 2y = 11 -4x + y = -22 4. Jacke and Isalah have the same afterschool job. When Jackie worked 8 hours and Isaiah worked 10 hours their combined pay was $200. When Jackde worked 9 hours and Isalah worked 5 hours their combined pay was $150. Find the hourly rate of pay for each person.