You earn $40 a data you job selling cellphones. You earn extra $15 dollars for every cell phone you sell. You want to make at least $115 today. Write and graph an inequality that represents how many cell phones you need to sell.

Question

Mathematics

Brenna Holmes

26 June, 12:05

You earn $40 a data you job selling cellphones. You earn extra $15 dollars for every cell phone you sell. You want to make at least $115 today. Write and graph an inequality that represents how many cell phones you need to sell.

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Answers (1)

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Jenna · Answer 1

Cell phones sold=c

money made=m

m=15 times c+40

m=15c+40

make at least 115

115≤15c+40

if we solved

minus 40 both sies

75≤15c

divide both sides by 15

5≤c

must sell 5 cell phones at least