12th Class Mathematics What Can You Become

  • question_answer 20)
     Solve the equation for x, y, z and t.       .  

    Answer:

    Given                   On comparing corresponding elements, we get       2x + 3 = 9               ?.. (1)              2y = 12             ?.. (2)       2z ? 3 = 15              ?.  (3)       2t + 6 = 18              .?. (4)       From (1), 2x = 9 ? 3       From (2),       From (3), 2z = 15 + 3 = 18       From (4), 2t = 18 ? 6 = 12  


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