guess and check using algebra

Algebra
Tutor: None Selected Time limit: 1 Day

there is a website that sells dog food. you get free shipping if you spend at least $50. If each bag of dog food costs $12.99, how many would you have to buy to qualify for free shipping? Graph your answer. 

Jun 8th, 2015

Thank you for the opportunity to help you with your question!

Cost of each bag=$12.99

minimum to qualify for free shipping= $50

The minimum number of bags required= 50/12.99=3.8

the minimum bags will be= 4 bags

Please let me know if you need any clarification. I'm always happy to answer your questions.
Jun 8th, 2015

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