Write the Word or Phrase That Best Completes Each Statement

Essay

Write the word or phrase that best completes each statement or answers the question.
-Charlene baby-sits for $4 per hour. She also works as a tutor for $7 per hour. Because of school, herparents only allow her to work 13 hours per week. How many hours can Charlene tutor and baby-sit andstill make at least $50 per week?(a)Let x = hours spent baby-sitting and let y = hours spent tutoring. Write a system of inequalities for thissituation.(b)Graph the solution set.