document.write( "Question 974961: 2. A mixture contains 6 kg sand and 4 kg of cement. How much cement must be added to kema a mixture that is 70% cement?
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Algebra.Com's Answer #596775 by harpazo(655)![]() ![]() You can put this solution on YOUR website! Here is your equation:\r \n" ); document.write( "\n" ); document.write( "6x + 4x = 2x(0.70)\r \n" ); document.write( "\n" ); document.write( "You do the math. \n" ); document.write( " |