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17 August, 21:27

A food truck sells salads for 6.50 each and drinks for 2.00 each. The food truck's revenue from selling a total of 209 salads and drinks in one day was 836.50. How many salads were sold that day

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  1. 17 August, 23:26
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    S+d=209

    d=209-s

    6.5s+2d=836.5

    6.5s+2 (209-s) = 836.5

    6.5s+418-2s=836.5

    4.5s+418=836.5

    4.5s=418.5

    s=93

    There were 93 salads sold that day.
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