Mathematics, 11.07.2019 07:00 lazavionadams81
How many gallons of fuel costing 3.35 per gallon must be mixed with 20 gallons of fuel costing 3.85 per callonm to be obtain misrure costing 3.55?
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Use matrices to solve this linear system: 5x1 − 2x2 = −30 2x1 − x2 = −13 x1 = x2 =
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How many gallons of fuel costing 3.35 per gallon must be mixed with 20 gallons of fuel costing 3.85...
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