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    Question

    The sum of two numbers is 84 and their difference is 12.

    Find the numbers.
    A 28 and 36 Correct Answer Incorrect Answer
    B 48 and 36 Correct Answer Incorrect Answer
    C 47 and 33 Correct Answer Incorrect Answer
    D 28 and 16 Correct Answer Incorrect Answer

    Solution

    Let the numbers be x and y. x + y = 84 x − y = 12 Add both equations: 2x = 96 x = 48 Then y = 84 − 48 = 36 Answer: 48 and 36

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