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sergeinik [125]
2 years ago
11

You have 40 minutes to exercise at the gym, and you want to burn 300 calories total using both machines. How much time should yo

u spend on each machine?A photo shows an elliptical trainer marked as 8 calories per minute and a stationary bike marked as 6 calories per minute.
Mathematics
1 answer:
FromTheMoon [43]2 years ago
4 0

Answer

8(40-y) + 6y =300

320 - 8y + 6y =300

-2y=-20

y=10

This leaves x to be 30.

You should spend 30 minutes on machine 1 and 10 minutes on machine 2.

Step-by-step explanation:

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