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6 October, 04:49

Which equation results from adding the equations in this system? x + 6 y = 9. Negative x + 2 y = negative 15. 8 y = negative 6 8 y = 6 4 y = 24 4 y = negative 6Which equation results from adding the equations in this system? x + 6 y = 9. Negative x + 2 y = negative 15. 8 y = negative 6 8 y = 6 4 y = 24 4 y = negative 6

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  1. 6 October, 08:27
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    8y = - 6

    Step-by-step explanation:

    Given the 2 equations

    x + 6y = 9 → (1)

    - x + 2y = - 15 → (2)

    Adding the 2 equations term by term gives

    (x - x) + (6y + 2y) = (9 - 15), that is

    8y = - 6
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