Chapter 8.2, Problem 40E

In Exercises 33-11, use the four-step strategy to solve each problem. Use x, y, and z to represent unknown quantities. Then translate from the verbal conditions of the problem to a system of three equations in three variables.

A person invested $17,000 for one year, part al 10%. part at 12%. and the remainder al 15%.The total annual income from these investments was $2110. The amount of money invested al 12% was $1000 less than the amount invested al 10% and 15% combined Find the amount invested at each rate.