Systems of linear equations and problem-solvingetch clean


Systems of linear equations and problem-solving.

Etch clean graphics uses one cleanser that is 25% acid and a second that is 50% acid. How many liters of each should be mixed to get 30 L of a solution that is 40% acid? 

Please make a chart for this problem. 

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Algebra: Systems of linear equations and problem-solvingetch clean
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