# SOLUTION: how many liters of a 40% solution of acid must be combined with 15% solution to obtain 30 liters of a 20 solution? i want to see how to form the eqations

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 Click here to see ALL problems on Mixture Word Problems Question 456792: how many liters of a 40% solution of acid must be combined with 15% solution to obtain 30 liters of a 20 solution? i want to see how to form the eqationsAnswer by stanbon(57352)   (Show Source): You can put this solution on YOUR website!how many liters of a 40% solution of acid must be combined with 15% solution to obtain 30 liters of a 20% solution? i want to see how to form the equations -------------------------------- Equation: acid + acid = acid 0.40x + 0.14(30-x) = 0.20*30 ================================= Cheers, Stan H.