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18 May, 18:18

You sell lemonade for $2 per cup and orange juice for $3 per cup. you sell a total of 100 cups for $240. write and solve a system of linear equations to find the number of cups and the number of lemonade and the number of cups of orange juice you sold. answer

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  1. 18 May, 18:22
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    -2 (L + OJ = 100)

    2L + 3OJ = 240

    -2L + - 2OJ = - 200

    2L + 3OJ = 240

    1OJ = 40

    L + OJ = 100

    L + 40 = 100

    L = 60

    Therefore : 60 cups of lemonade and 40 cups of orange juice.
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