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Algebra 20 Online
OpenStudy (anonymous):

The balance in Will's MasterCard account grew 2%, to $870, in one month. What was his balance at the beginning of the month?

jimthompson5910 (jim_thompson5910):

x = original balance

jimthompson5910 (jim_thompson5910):

x + 2% of x = final balance x + 0.02x = 870 1.02x = 870 x = ???

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