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Jacob bought two types of pens: blue pens that cost $0.60 each and red pens that each cost d times as much as a blue
Jacob bought two types of pens: blue pens that cost $0.60 each and red pens that each cost d times as much as a blue pen. If the cost of 3 blue pens and 6 red pens was $10.80, what is the value of d ?
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Given there are two types of pens Cost of blue pen is 060 Cost of red pen is ...
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Income Tax Fundamentals 2013
Authors: Gerald E. Whittenburg, Martha Altus Buller, Steven L Gill
31st Edition
1111972516, 978-1285586618, 1285586611, 978-1285613109, 978-1111972516
