Mathematics, 24.01.2020 03:31 lame3245
Ametalworker has a metal alloy that is 20% copper and another alloy that is 70% copper. how many kilograms of each alloy should the metalworker combine to create 100 kg of a 50% copper alloy?
Answers: 3
Mathematics, 21.06.2019 15:10
The amount of energy it takes to lift a box might be a function of which of the following
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Which expression is equivalent to the expression shown?
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Mathematics, 21.06.2019 19:00
Use the formulas a = x 2 – y 2, b = 2xy, c = x 2 + y 2 to answer this question. one leg of a right triangle has length 11 and all sides are whole numbers. find the lengths of the other two sides. the other leg = a0 and the hypotenuse = a1
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Mathematics, 21.06.2019 23:30
Solve the following: 12(x^2–x–1)+13(x^2–x–1)=25(x^2–x–1) 364x–64x=300x
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Ametalworker has a metal alloy that is 20% copper and another alloy that is 70% copper. how many kil...
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