document.write( "Question 521562: 1. How much of 30% HCL solution and 45% HCL solution should be combined together to obtain 30 liters of 40% HCL solution? \n" ); document.write( "
Algebra.Com's Answer #346528 by richwmiller(17219)\"\" \"About 
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.3x+.45y=.4*30
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