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20 July, 03:07

Which ordered pair is the solution to the system of equations?

{2x-y=15

{4x+3y=-5

A. (-5,-25)

B. (4,-7)

C. (-1,3)

D. (3,-12)

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Answers (1)
  1. 20 July, 04:46
    0
    By multiplaying the first equation by - 2 then adding the result to the second equation ...

    . 5y = - 35 so y=-7
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