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24 February, 19:07

Evaluate 3.6x plus 4.5y when x equals 3 and y equals 7.

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Answers (2)
  1. 24 February, 19:22
    0
    42.3

    Step-by-step explanation:

    3.6 (3) + 4.5 (7)

    10.8 + 31.5

    42.3
  2. 24 February, 19:35
    0
    42.3

    Step-by-step explanation:

    Substitute the variables

    3.6x+4.5y when y=7 and x=3

    3.6 (3) + 4.5 (7) = 42.3
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