9th Class Mathematics Linear Equations in Two Variables Question Bank Linear Equations in Two Variables

  • question_answer ) If the point (3, 4) lies on the graph of the equation \[3y=ax+7,\] then the value of a is____.

    A) \[\frac{2}{3}\]              

    B)         1

    C)  \[\frac{4}{3}\]             

    D)         \[\frac{5}{3}\]             

    Correct Answer: D

    Solution :

    Since the point (3, 4) lies on the equation \[3y=ax+7.\] \[\therefore \]      \[3\times 4=a\times 3+7\] \[\Rightarrow \]   \[5=3a\Rightarrow a=\frac{5}{3}.\]

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