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July 29, 2015

Homework Help: Algebra

Posted by Kate on Monday, June 22, 2009 at 4:44pm.

How can algebra be used to solve this problem?

The boy solved 10 problems correctly at 8 cents a problem for a total of 80 cents, and 16 incorrectly at the cost of 5 cents for a total of 80 cents. Therefore, neither the boy nor his father owed each other anything at the end of the 26 problems.

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