Using your notes, describe how to identify each part of the problem listed below and write it mathematically. Write the mathematical inequality described in the problem situation.
Roxanne earns $5 per hour babysitting. She wants a new MP3 player and case that cost a total of $239.99. If she has saved d dollars already, how many hours, h, will she have to babysit to have more than enough money for both items?
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5h + d ≥ 239.99