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11 October, 15:40

What is the y coordinate of the solution to the system of equations? 3x+6y=3 5x-y=27

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  1. 11 October, 15:58
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    Solve for y

    eliminate x

    multiply firs tequation by - 5 and 2nd by 3 and add them

    -15x-30y=-15

    15x-3y=81 +

    0x-33y=66

    -33y=66

    divide both sides by - 33

    y=-2

    the y coordinate is y=-2
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