Solve Mixture Applications with Systems of Equations · Exercise 19
Translate to a system of equations and solve.
Jotham needs 70 liters of a 50% solution of an alcohol solution. He has a 30% and an 80% solution available. How many liters of the 30% and how many liters of the 80% solutions should he mix to make the 50% solution?
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OpenStax, Intermediate Algebra 2e · §4.3 Solve Mixture Applications with Systems of Equations · Exercise 19
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