The lines x+y=5, x-y=1& Kx+2y=8 Are concurrent lines, then the value of k is??

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The lines x+y=5, x-y=1& Kx+2y=8
Are concurrent lines, then the value of k is??

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Allison 1 week 2021-11-22T01:16:48+00:00 1 Answer 0 views 0

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    2021-11-22T01:18:16+00:00

    we assume x+y=1 as equation 1

    and x-y=2as equation 2

    from 1&2

    by adding

    we get

    x=3

    y=2

    substituting these values in kx+2y=8

    we get

    3k+2(2)=8

    3k+4=8

    3k=4

    k=4/3

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