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Back to 4.3 Solve Mixture Applications with Systems of Equations

4.3 Exercise 54

Avg difficulty 2.5

Translate to a system of equations and solve.

Mark wants to invest $10,000 to pay for his daughter’s wedding next year. He will invest some of the money in a short term CD that pays 12% interest and the rest in a money market savings account that pays 5% interest. How much should he invest at each rate if he wants to earn $1095 in interest in one year?

OpenStax Intermediate Algebra 2e, 4.3 Solve Mixture Applications with Systems of Equations, exercise 54

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Adapted from Intermediate Algebra 2e © 2020 Rice University. Licensed under CC BY 4.0. Source: Intermediate Algebra 2e. Imported at revision 77a933c.