Find an inequalitie

Question

Janis babysits for x hours a week after school at a job that pays $8 an hour. She has accepted a job that pays $16 dollars an hour as a library assistant working y hours a week. She will work both jobs. She is able to work no more then 15 hours week, due to school commitments. Janis wants to earn at least $160 a week, working a combination of both jobs. Write a system of inequalities that can be used to represent the situation.

Determine and state one combination of hours that will allow Janis to earn at least $160 per week while working no more then 15 hours.

Answer 1

Hello, Arionna,

Use the first inequality and arrange to find a value for x that can be inserted into the second inequality.

Bob