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the sum of 2 numbers is 17 and their difference is 7. what are the 2 numbers.( say the answer like this! for example, 9 and 2!) |
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Answer» then x+y=17 x=17-y x-y=7 17-y-y=7 10=2y y=5 x=17-5=12 so the numbers are 5 and 12 |
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