For simultaneous equation in variables x and y , DX = -63 , D = 7 then find the value of x and y.

Question

For simultaneous equation in variables x and y , DX = -63 , D = 7 then find the value of x and y.

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Camila 1 month 2021-08-14T01:47:46+00:00 1 Answer 0 views 0

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    2021-08-14T01:49:29+00:00

    Answer:

    Multiply one or both of the equations by a number that will make the coefficient of x the same in the two equations. …

    Subtract the second equation from the first equation by subtracting the x term, y term and constant in the second equation from the x term, y term and constant in the first equation, respectively.

    Step-by-step explanation:

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