document.write( "Question 1032471: how many 20% acid solution should be mixed with 6 oz of 30% acid solution to produce a mixture that is 28% acid? \r
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document.write( "could u make a chart because I like visuals. I want to be able to use the same concept with other similar mixture problems. Thanks. \n" );
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Algebra.Com's Answer #647132 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! how many 20% acid solution should be mixed with 6 oz of 30% acid solution to produce a mixture that is 28% acid? \n" ); document.write( "------ \n" ); document.write( "Sketch 3 jugs \n" ); document.write( "Start jug has x oz of 20% solution \n" ); document.write( "Second jug as 6 oz of 30% solution \n" ); document.write( "Result jug has (x+6)oz of 28% solution \n" ); document.write( "------------------------- \n" ); document.write( "Equation: \n" ); document.write( "acid + acid = acid \n" ); document.write( "0.20x + 0.30*6 = 0.28(x+6) \n" ); document.write( "-------- \n" ); document.write( "20x + 30*6 = 28x + 28*6 \n" ); document.write( "---- \n" ); document.write( "8x = 2*6 \n" ); document.write( "x = 12/8 = 3/2 oz (amt. of 20% to add) \n" ); document.write( "------------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "--------------- \n" ); document.write( " |