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18 February, 02:48

X^2+3y-4+2 (x-z) when x=7 y=5 and y=-3

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Answers (2)
  1. 18 February, 04:39
    0
    The answer is 80!

    (Use gemdas / pemdas)
  2. 18 February, 05:46
    0
    7^2 + 3 (5) - 4 + 2 (7 - - 3)

    49 + 15 - 4 + 2 (10)

    49 + 15 - 4 + 20

    80
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