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Use a system of equations to solve the following problems. See the earlier examples.

An investor decides at the beginning of the year to invest some of his cash in an account paying 8%8 \% annual interest, and to put the rest in a stock fund that ends up earning 15%15 \% over the course of the year. He puts $2000\$ 2000 more in the first account than in the stock fund, and at the end of the year he finds he has earned $1310\$ 1310 in interest. How much money was invested at each of the two rates?


Answered 2 years ago
Answered 2 years ago
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Account=xStock Funds=y\begin{aligned} \text{Account}&=x\\ \text{Stock Funds}&=y \end{aligned}

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