SOLUTION: Mark is increasing his exercise routine by running and walking at least 5 miles each day. His goal is to burn a minimum of 700 calories from this exercise. Walking burns 110 calori

Question 1136887: Mark is increasing his exercise routine by running and walking at least 5 miles each day. His goal is to burn a minimum of 700 calories from this exercise. Walking burns 110 calories/mile and running burns 210 calories. Write a system of inequalities to model this situation. Let r represent the number of miles Mark runs and let w represent the number of miles Mark walks.
Answer by ikleyn(52781) (Show Source): You can put this solution on YOUR website!
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Thank you for introducing your variables - you just did half of the work to complete the assignment.

The system of inequalities is as follows:

    w +     r >= 5    miles each day      (1)

110*w + 210*r >= 700  calories            (2)

Happy learning !

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