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22 December, 00:43

Is the portion 15 / 3 equals 2y / 7 what number is the y in the proportion

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  1. 22 December, 03:55
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    y = 105 : 6 = 35/2

    Step-by-step explanation:

    ∵ 15/3 = 2y/7

    ∴ 2y * 3 = 15 * 7

    ∴ 6y = 105

    ∴ y = 105 : 6 = 35/2
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