Math

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2x - y = 4
6x - 3y = 7

(a) y = 2x - 4
(b)No solution
(c)x = 2, y = -4
(d)x = 2, y = 5/3

  • Math -

    Multiply first equation by 3.

    6x - 3y = 12
    6x - 3y = 7

    Does this make the answer clear?

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