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13 January, 10:05

Sylvie finds the solution by graphing y=2/3x+1 and y=-2/3x-1

which graph shows the solution to sylvies system of equations?

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  1. 13 January, 13:06
    0
    2/3x + 1 = - 2/3x - 1

    2/3x + 2/3x = - 1 - 1

    4/3x = - 2

    x = - 2 * 3/4

    x = - 6/4 reduces to - 3/2

    y = 2/3x + 1

    y = 2/3 (-3/2) + 1

    y = - 1 + 1

    y = 0

    solution is : (-3/2, 0) ... the graph that has the lines intersecting at (-3/2,0) is ur solution
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