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7 August, 11:20

Consider that (x, y) is a solution to the system of equations. What is x - y?

-x + 2y = 1

2x + y = 8

+1
Answers (2)
  1. 7 August, 12:38
    0
    The answer would be X - 8
  2. 7 August, 14:59
    0
    The answer is 1

    Step-by-step explanation:

    2 (-x + 2y = 1) → - 2x + 4y = 2

    -2x + 4y = 2

    2x + y = 8

    5y = 10

    y = 2

    2x + y = 8

    2x + 2 = 8

    x = 3

    x - y = 3 - 2 = 1
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