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1 April, 21:56

2. If x = - 1 and y = - 3, then 5 (x2 - 7 + y) =

A. - 5.

B. - 15.

C. - 45.

D. - 55.

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Answers (1)
  1. 1 April, 22:10
    0
    C) - 45

    Step-by-step explanation:

    5 (x^2-7+y) = 5 ((-1) ^2-7 + (-3)) = 5 (1-7-3) = 5 (-6-3) = 5 (-9) = -45
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