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28 April, 23:14

Evaluate (5x - 4y) = z2 when x = 4, y = 1, and z = 3.

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  1. 29 April, 00:18
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    Step-by-step explanation:

    = (5x - 4y) = z2

    Putting the values given

    = 5 (4) - 4 (1) = (3) 2

    = 20 - 5 = 6

    = 15 = 6

    = 15 - 6

    = 9
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