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      Question

      The lines x + y = 9 and x - y = 3 intersect at point P.

      Find the coordinates of P.
      A (4,5) Correct Answer Incorrect Answer
      B (6,3) Correct Answer Incorrect Answer
      C (2,6) Correct Answer Incorrect Answer
      D (4,3) Correct Answer Incorrect Answer

      Solution

      ATQ, Add the two equations: x + y = 9 x - y = 3 2x = 12 x = 6 Now, 6 + y = 9 y = 3 So point P = (6, 3)

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