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7 June, 18:28

Which equation has (2, - 1) as a solution?

A.) y=2x-1

B.) y=x+3

C.) y=x-3

D.) y=-2x+1

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Answers (2)
  1. 7 June, 18:36
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    C ...
  2. 7 June, 18:57
    0
    C. All you have to do, is plug in the numbers that are give. - 1 substitutes for y and 2 substitutes for x. Then just solve.

    -1 = (2) - 3

    -1 = 2 - 3

    -1 = - 1
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