OpenStax, Elementary Algebra 2e §5.5 Solve Mixture Applications with Systems of Equations · Exercise 17 · Algebra · Systems
Solve Mixture Applications with Systems of Equations · Exercise 17
Translate to a system of equations and solve.
Julia and her husband own a coffee shop. They experimented with mixing a City Roast Columbian coffee that cost $7.80 per pound with French Roast Columbian coffee that cost $8.10 per pound to make a 20 pound blend. Their blend should cost them $7.92 per pound. How much of each type of coffee should they buy?
OpenStax, Elementary Algebra 2e · §5.5 Solve Mixture Applications with Systems of Equations · Exercise 17
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