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book Contemporary Mathematics for Business and Consumers 7th Edition by Robert Brechner ,George Bergeman cover

Contemporary Mathematics for Business and Consumers 7th Edition by Robert Brechner ,George Bergeman

النسخة 7الرقم المعياري الدولي: 978-1285448596
book Contemporary Mathematics for Business and Consumers 7th Edition by Robert Brechner ,George Bergeman cover

Contemporary Mathematics for Business and Consumers 7th Edition by Robert Brechner ,George Bergeman

النسخة 7الرقم المعياري الدولي: 978-1285448596
تمرين 64
Set up and solve equations for each of the following business situations.
A regular lightbulb uses 20 watts less than twice the power of an energy-saver lightbulb. If the regular bulb uses 170 watts, how much does the energy-saver bulb use?
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Given that a regular light bul...

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Contemporary Mathematics for Business and Consumers 7th Edition by Robert Brechner ,George Bergeman
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