You have cavities and you are looking for a cheaper dentist. Dentist A costs $50 for the visit and $20 per cavity. Dentist B costs $70 for the visit and $5 per cavity. When would Dentist B be cheaper than Dentist A?

Question

Mathematics

Amari Mclaughlin

28 October, 17:09

You have cavities and you are looking for a cheaper dentist. Dentist A costs $50 for the visit and $20 per cavity. Dentist B costs $70 for the visit and $5 per cavity. When would Dentist B be cheaper than Dentist A?

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Answers (2)

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Ramiro Baxter · Answer 1

Dentist B would be cheaper than Dentist A at 3 cavities, where A would cost $110 and B at $85.

Caiden Boone · Answer 2

Dentist B would be cheaper if you get 2 or more cavitys and it only for 1 visit, I solved this by doing 50+20x=y and 70+5x=B then you just use the same number for x to see