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3 March, 10:33

Evaluate the following expression for x=-2 and y=-4 4 (x-y)

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Answers (2)
  1. 3 March, 10:35
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    x=-2 and y=-4

    4 (x-y)

    4 (-2 - (-4)) = 4 (2) = 8
  2. 3 March, 10:35
    0
    4 (x-y) when x = - 2 y=-4

    replace x = - 2 y=-4 into the expression

    4 (-2 - - 4)

    = 4 (-2 + 4)

    = 4 (2)

    =8
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