1) Kristin earns $7 per hour at a video store and $10 per hour at a landscaping company. She must work at least 4 hours per week at the video store, but the total number of hours she works at both jobs cannot be greater than 15.

A. Let V represent the number of hours working at the video store and L represent the number of hours working at the landscaping company. Write a system of inequalities to represent the number of hours worked in one week.?

B. Determine Kristin's maximum weekly earnings.?

Question

Mathematics

Tango

8 February, 01:45

1) Kristin earns $7 per hour at a video store and $10 per hour at a landscaping company. She must work at least 4 hours per week at the video store, but the total number of hours she works at both jobs cannot be greater than 15.

A. Let V represent the number of hours working at the video store and L represent the number of hours working at the landscaping company. Write a system of inequalities to represent the number of hours worked in one week.?

B. Determine Kristin's maximum weekly earnings.?

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Answers (1)

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Gemma Tate · Answer 1

V ≥ 4 and V + L ≤ 15

Earnings are maximised when she works a total of 15 hours. She earns more at the landscaping company so this needs to be the largest number possible