02)a pair of equations is shown below. 3x − y = 9 y = −2x + 11 if the two equations are graphed, at what point do the lines representing the

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02)a pair of equations is shown below. 3x − y = 9 y = −2x + 11 if the two equations are graphed, at what point do the lines representing the two equations intersect? (4, 3) (3, 4) (9, 11) (11, 9)

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    2021-10-13T20:52:41+00:00

     3x – y = 9
    -2x -y = -11   |* -1

    3x – y = 9    } +
    2x+y = 11
    ————-
    5x    / =20
    x=20:5
    x=4

    3x   -y = 9
    3*4 – y = 9
    12 – y= 9
    y=12-9
    y=3

    (4,3) is the solution

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