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9 February, 06:00

Find the solution to the system of equations 8y-x=4 2x-21y=2

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Answers (2)
  1. 9 February, 09:04
    0
    x = - 20, y = - 2
  2. 9 February, 09:26
    0
    x = - 20, y = - 2

    Step-by-step explanation:

    8y - x = 4

    x = 8y - 4

    2x - 21y = 2

    2 (8y - 4) - 21y = 2

    16y - 8 - 21y = 2

    -5y = 10

    y = - 2

    x = 8 (-2) - 4

    x = - 20
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