document.write( "Question 360158: How do I set this up and can you show me how to do it with the answer?\r
\n" ); document.write( "\n" ); document.write( "A chemist needs 140 milliliters of a 35% solution but has only 23% and 65% solutions available. Find how many milliliters of each that should be mixed to get the desired solution.
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Algebra.Com's Answer #257006 by solver91311(24713)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "Let represent the amount of 23% solution. Then represents the amount of 65% solution.\r
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\n" ); document.write( "\n" ); document.write( " ml\r
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\n" ); document.write( "\n" ); document.write( "represents the amount of pure whatever it is that is contained in the 23% solution.\r
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\n" ); document.write( "\n" ); document.write( " ml\r
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\n" ); document.write( "\n" ); document.write( "represents the amount of pure whatever in the 65% solution.\r
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\n" ); document.write( "\n" ); document.write( " ml\r
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\n" ); document.write( "\n" ); document.write( "represents the amount of pure whatever in the resulting 140 ml of 35% solution, so:\r
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\n" ); document.write( "\n" ); document.write( "Solve for . Then compute .\r
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\n" ); document.write( "\n" ); document.write( "John
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\n" ); document.write( "My calculator said it, I believe it, that settles it
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