IDNLearn.com provides a collaborative environment for finding and sharing knowledge. Ask any question and get a detailed, reliable answer from our community of experts.

Ethel baby-sits for $3 per hour. she also works as a tutor for $6 per hour. Her parents only allow her to work at most 15 hours per week. ethel still wants to make at least $60 per week. Write a system where x is the number of hrs babysitting and y the number of hrs tutoring.