Mathematics, 16.07.2019 21:00, cnfndbxbfbdb2031
The sum of three numbers is 30. twice the first minus the second is 3 less than the third. the third us the second minus three times the first. find the numbers
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Mathematics, 21.06.2019 19:10, bleesedbeme
What is the total surface area of this square pyramid?
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The sum of three numbers is 30. twice the first minus the second is 3 less than the third. the third...
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