suppose you ca work a total of no more than 20 hours per week at your 2 jobs. baby-sitting $5 per hour, and your cashier job pays $6 per hour. you need to earn at least $90 per week to cover your expences. question : write a system of inequalities that showas the various numbers of hours you can work at each job. Graph the result. how do you do this??
Math Algebra 1 - Anonomous, Monday, January 4, 2010 at 5:22pm
So, put in the numbers to variables:
and then graph the line...
Hope I helped! :) good luck