document.write( "Question 1132942: A farmer has fertilizer in 5% and 15% solutions. How much of each type should he mix to obtain 100 liters of fertilizer in a 12% solution? \n" ); document.write( "
Algebra.Com's Answer #750103 by josgarithmetic(39620)\"\" \"About 
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x liters of the 15% fertilizer\r
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\n" ); document.write( "\n" ); document.write( "\"15x%2B5%28100-x%29=12%2A100\"\r
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