Problem

Solve the problem. See Example 1.In 1998, undergraduate college students had an average (m...

Solve the problem. See Example 1.

In 1998, undergraduate college students had an average (mean) credit card balance of $1879. The average balance increased $869 by 2000, then dropped $579 by 2004, and then increased $1004 by 2008. What was the average credit card balance of undergraduate college students in 2008? (Source: Sallie Mae.)

EXAMPLE 1 Solving an Applied Problem Involving Subtraction

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Solutions For Problems in Chapter 1.5

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