Karen's dog walking service charges a flat rate of $40 per month plus $3 per mile that each dog is walked. Annette does not charge a monthly fee for her dog walking servicee, but she charges $8 per mile that each dog is walked. Write and solve an equation to find the number of miles m for which Karen and Annette would charge the same amount

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Mathematics

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20 July, 02:56

Karen's dog walking service charges a flat rate of $40 per month plus $3 per mile that each dog is walked. Annette does not charge a monthly fee for her dog walking servicee, but she charges $8 per mile that each dog is walked. Write and solve an equation to find the number of miles m for which Karen and Annette would charge the same amount

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Answers (1)

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Kianna Ho · Answer 1

8 miles for a price of $64

Step-by-step explanation:

x: miles walked

price charged by karen = 40 + 3x

price charged by annette = 8x

To solve when both charge the same price you have to equal the equations:

40 + 3x = 8x

40 = 8x - 3x

40 = 5x

8 = x