OpenStax, Elementary Algebra 2e §5.6 Graphing Systems of Linear Inequalities · Review Exercise 105 · Algebra · Systems
Graphing Systems of Linear Inequalities · Review Exercise 105
Translate to a system of equations and solve.
Jack has $12,000 to invest and wants to earn 7.5% interest per year. He will put some of the money into a savings account that earns 4% per year and the rest into CD account that earns 9% per year. How much money should he put into each account?
OpenStax, Elementary Algebra 2e · §5.6 Graphing Systems of Linear Inequalities · Review Exercise 105
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