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18 July, 11:12

How do i go about solving the following system of equations by elimination?

4m-3n=27 and 8m-6n=18

(This was meant to be my previous question, but i accidentally put in the one I already solved for)

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  1. 18 July, 11:14
    0
    Divide the second equation by 2

    4m-3n=18

    multiply by - 1

    -4m+3n=-18

    add to first equation

    4m-4m+3n-3n=27-18

    0=9

    false

    there is no solution
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