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18 March, 16:17

Luis stated that the ordered pair (3,-1) corresponds to an

input-output pair for the function y = - 2x + 7. Is he correct?

Why or why not?

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Answers (1)
  1. 18 March, 16:36
    0
    Answer: Not correct

    Step-by-step explanation:

    If you plug 3 in for x and 7 in for y and solve you figure out there not equal. - 1=-2 (3) + 7

    -2 (3) + 7=1 because - 2x3 is - 6 and - 6+7 is 1 which means - 1=1 which isn't true
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