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March 28, 2017

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Rosalyn works no more than 16 hours a week during the school year. she is paid $10 and hour for tutoring geometry students and $7 an hour for delivering pizzas for Pizza King. She wants to spend at least 6 hours but no more than 8 hours a week tutoring. Find Rosalyn's maximum earnings.

  • algebra 2 - ,

    She needs to tutor 8 hours a week.

  • algebra 2 - ,

    10X+7y= amount of money earned
    X= hours tutoring
    constraints:
    X+Y less than or equal to 16
    X greater than or equal to 3
    X less than or equal to 8
    Graph it and find coordinates of intersectoin, then plug them in and see which one gives you the most money

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