document.write( "Question 902315: How many liters of a 85% acid solution must be added to 12 liters of a 25% acid solution to produce a 49% acid solution? \n" ); document.write( "
Algebra.Com's Answer #547224 by lwsshak3(11628)\"\" \"About 
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How many liters of a 85% acid solution must be added to 12 liters of a 25% acid solution to produce a 49% acid solution?
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\n" ); document.write( "let x=amt of 85% solution to add
\n" ); document.write( "85%x+25%*12=49%(12+x)
\n" ); document.write( ".85x+3=5.88+.49x
\n" ); document.write( ".36x=2.88
\n" ); document.write( "x=8
\n" ); document.write( "amt of 85% solution to add=8 liters
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