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4x+3y=11, 3y-4x=19 solve elimination method

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4x+3y=11, 3y-4x=19 solve elimination method

    • Posted by Abhimanyu Sharma 5 years, 4 months ago

    CBSE > Class 10 > Mathematics
    • 2 answers

    Aman Sukla 5 years, 4 months ago

    if one zero of the polynomial FX equal to (k square + 4 )x square + 13 x + 4 k is reciprocal of the other than k=

    0Thank You

    Yogita Ingle 5 years, 4 months ago

    4x+3y=11........(i)

    3y-4x=19

    -4x + 3y = 19 ........(ii)

    adding (i) and (ii)

    6y = 30

    y = 30/6 = 5

    Put y = 5 in (i)

    4x + 3(5) = 11

     4x + 15 = 11

    4x = 11 - 15 

    4x = -4 

    x = -1 

     

     

    1Thank You

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