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What are the positive integers for which a plus b plus c plus d equals 20 and abcd equals 81?
Wiki User
∙ 14y ago
If a, b, c, and d are positive integers that add up to 20 they each must be less than 20.
If abcd=81 then a, b, c, and d must be factors of 81.
The factors of 81 are 1,3,9 then 27, so there is no solution to this problem.
Wiki User
∙ 14y ago
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Given a paralleogram ABCD angle A equals 30 plus 5x and angle D equals 15 plus 10x What is x?
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