Mathematics, 04.08.2019 13:00 bbh22
Use a system of equations to solve this problem. bronze is a mix, or alloy, of tin and copper. a metal worker needs 100 g of bronze that is 25% tin. he has one tin/copper alloy that is 5% tin and another tin/copper alloy that is 45% tin. let x = the number of grams of the 5% tin alloy. let y = the number of grams of the 45% tin alloy. how many grams of each alloy should the metal worker combine? enter your answers into the boxes. __g of the 5% tin alloy and __g of the 45% tin alloy.
Answers: 1
Mathematics, 21.06.2019 17:00
The area of a rectangle is 54x^9y^8 square yards.if the length of the rectangle is 6x^3y^4 yards,which expression represents the width of the rectangle in yards
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Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, β12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.
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Mathematics, 21.06.2019 21:00
If 30 lb of rice and 30 lb of potatoes cost ? $27.60? , and 20 lb of rice and 12 lb of potatoes cost ? $15.04? , how much will 10 lb of rice and 50 lb of potatoes? cost?
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Use a system of equations to solve this problem. bronze is a mix, or alloy, of tin and copper. a me...
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