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12 December, 17:36

A group of adults plus one child attend a movie at Cineplex 15. Tickets cost $9 for adults and $6 for children. The total cost for the movie is $78. Write an equation to find the number of adults in the group.

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  1. 12 December, 17:46
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    9x+6=78 x being the # of adults

    9x=72

    x=8

    8 adults
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