You can work at most 18 hours per week. You need to earn at least $100 to cover your weekly expenses. Your can earn $7.75 an hour walking dogs and $4 an hour washing cars. Assume that x represents the hours worked walking dogs and y represents the hours worked washing cars. Graph a system of linear inequalities that represents this situation.

Question

Mathematics

Janelle

27 October, 11:46

You can work at most 18 hours per week. You need to earn at least $100 to cover your weekly expenses. Your can earn $7.75 an hour walking dogs and $4 an hour washing cars. Assume that x represents the hours worked walking dogs and y represents the hours worked washing cars. Graph a system of linear inequalities that represents this situation.

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Answers (1)

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Leandro Daniels · Answer 1

X+y less than or equal to 18

7.75x+4y greater than or equal to 100

to graph them simply put them into y=mx+b form

y is less than or equal to 18-x

y is greater than or equal to 25 - (7.75x/4)