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11 September, 21:51

The sum of two numbers is 65. the sum of the first number increased by 10% and the second number increased by 20% is 74. what are the original numbers?

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  1. 11 September, 22:16
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    X+y=65

    x*1.1 + y*1.2=74

    Easy thing is to isolate y say: y = 65-x, and substitute in the second equation:

    1.1*x + 1.2 (65-x) = 74 - - > ...
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