document.write( "Question 1137278: You have 5 cups of a drink that contains 57% caffeine, How many cups of a drink Containing 37% Caffeine easily added In order To have a final drink a 42% Caffeine? \n" ); document.write( "
Algebra.Com's Answer #755139 by josgarithmetic(39617)\"\" \"About 
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\"0.57%2A5%2B0.37x=0.42%28x%2B5%29\"-----this accounts for amount of caffeine between the parts to be mixed, and the final mixture. x is how many cups of the 37%. \n" ); document.write( "
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