Mathematics, 16.04.2021 23:40 paulandigi
Karen makes $6 per hour baby-sitting and $10 per hour giving music lessons. One weekend, she worked a total of 18 hours and made $144. How many hours did she spend baby-sitting and giving music lessons? Set up a system of equations, then solve by substitution or elimination
Answers: 3
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Karen makes $6 per hour baby-sitting and $10 per hour giving music lessons. One weekend, she worked...
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