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Mathematics, 30.04.2021 01:00 UratazZ
7. The local theatre performed a Saturday matinee to a crowd of 215 people. Tickets cost $11 child and $15 per adult, bringing in a total of $2877. Use an inverse matrix to determine the number of each type of ticket sold .
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7. The local theatre performed a Saturday matinee to a crowd of 215 people. Tickets cost $11 child a...
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