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Mathematics, 30.09.2019 15:00 cork6
Kristy makes 5$ per hour babysitting and 12$ per hour giving music lessons. one weekend, she worked a total of 18 hours and made $139.00. how many hours did she spend babysitting? write your answer in complete sentences.
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Kristy makes 5$ per hour babysitting and 12$ per hour giving music lessons. one weekend, she worked...
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