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Mathematics, 21.06.2019 21:00
X+y=-4 x-y=2 use elimination with adding and subtraction
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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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Mathematics, 21.06.2019 21:10
What is the equation of a line passing through (-6,5) and having a slope of 1/3
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