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8 October, 14:10

What is the solution to the system of equations

y = - 3x + 6 y = 9

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Answers (2)
  1. 8 October, 14:17
    0
    Y = - 3x + 6

    y = 9

    9 = - 3x + 6

    Subtract 6 from both sides

    3 = - 3x

    Divide both sides by - 3

    -1 = x

    (-1,9)
  2. 8 October, 14:18
    0
    You already have your Y value so just substitute 9 in for y in the other equation and solve for x.
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