document.write( "Question 1009781: A chemist needs to mix 40% solution with a 70% solution to obtain 12 gallons of a 50% solution. How many gallons of each solution should be used? \n" ); document.write( "
Algebra.Com's Answer #625276 by josgarithmetic(39618)![]() ![]() ![]() You can put this solution on YOUR website! x, how much 40% \n" ); document.write( "12-x, how much 70%\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Amount of just the solute, 0.4x+0.7(12-x) \n" ); document.write( "Amount of solution, 12 gallons\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " |