emmyhorak emmyhorak

22-10-2020
Mathematics

contestada

Calvin babysits for $6 an hour. Marilyn charges $10 plus $3 an hour.
After how many hours is it cheaper to hire Marilyn?

Respuesta :

pilarsin77 pilarsin77

22-10-2020

3 hours because 6 x 3 is 18 and Marilyn charges $13 an hour

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