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Deepak Bora
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The pair of linear equations [3x/2]+[5y/3] = 7 and 9x+10y = 14 is

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CBSE 10th Class Mathematics
Past year question paper
Year 2020
SET 1, Code Number  – 30/2/1
Question Number –  6
Linear Equation
Consistent, Inconsistent

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1 Answer

  1. It is consistent

    a1/a2  ≠ b1/b2

    3/2x + 5/3y = 7 ; 9x – 10y = 14

    a1/a2 = 3/2/9 = 1/6

    b1/b2 = 5/3/–10 = – 1/6 and

    c1/c2 = 7/14 = 1/2

    Hence, a1/a2 ≠ b1/b2

    The pair of linear equations is consistent

     

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