document.write( "Question 609069: A solution containing 30% insecticide is to be mixed with a solution contains 50% insecticide to make 200 L of a solution contains 42% insecticide. How much of each solution should be used? \n" ); document.write( "
Algebra.Com's Answer #383537 by richwmiller(17219)\"\" \"About 
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.3x+.5y=.42*200
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