SOLUTION: Jodi can work no more than 15 hours a week at her two jobs. She earns $4 per hour walking dogs and $6 per hour as a bicycle courier. Jodi must earn at least $66 per week to pay her

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: Jodi can work no more than 15 hours a week at her two jobs. She earns $4 per hour walking dogs and $6 per hour as a bicycle courier. Jodi must earn at least $66 per week to pay her      Log On


   

Question 953164: Jodi can work no more than 15 hours a week at her two jobs. She earns $4 per hour walking dogs and $6 per hour as a bicycle courier. Jodi must earn at least $66 per week to pay her school expenses...How can she split her hours between her two jobs to meet these requirements?
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
x, hours walking dogs
y, hours as courier
x%2By%3C=15
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4x%2B6y%3E=66
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Also restrict to x%3E=0 and y%3E=0.


Look at the equations for reference.
y=-x%2B15
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2x%2B3y=33
3y=-2x%2B33
y=-%282%2F3%29x%2B11
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Solutions can be picked from the graphs.

graph%28300%2C300%2C-1%2C15%2C-1%2C15%2C-x%2B15%2C-%282%2F3%29x%2B11%29

Pick from the triangle region on the left.