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17 March, 10:10

Which ordered pairs in the form (x, y) are solutions to the equation

7x-5y=28?

Select each correct answer.

(7, 9)

(4, 10)

(-1, -7)

(-6, -14)

+2
Answers (2)
  1. 17 March, 10:25
    0
    The third option. (-1, - 7)
  2. 17 March, 11:22
    0
    (-1,-7) and (-6,-14)

    Step-by-step explanation:

    you sub in each x and y value into the equation and see if it works

    (7*7) - (5*9) = 4 not 28

    (7*4) - (5*10) = -22 not 28

    (7*-1) - (5*-7) = 28

    (7*-6) - (5*-14) = 28
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