document.write( "Question 1070928: How many ounces of a 25% alcohol solution must be mixed with 18 ounces of a 30% alcohol solution to make a 26% alcohol solution ? \n" ); document.write( "
Algebra.Com's Answer #685905 by rothauserc(4718)![]() ![]() You can put this solution on YOUR website! let x be the number of ounces of the 25% solution \n" ); document.write( ": \n" ); document.write( "25% solution x 0.25 0.25x \n" ); document.write( "30% solution 18 0.30 5.40 \n" ); document.write( "mixture x+18 0.26 0.26(x+18) \n" ); document.write( ": \n" ); document.write( "0.25x + 5.40 = 0.26 * (x + 18) \n" ); document.write( ": \n" ); document.write( "0.25x + 5.40 = 0.26x + 4.68 \n" ); document.write( ": \n" ); document.write( "0.01x = 0.72 \n" ); document.write( ": \n" ); document.write( "x = 72 \n" ); document.write( ": \n" ); document.write( "************************************************* \n" ); document.write( "72 ounces of the 25% solution need to be mixed \n" ); document.write( "************************************************* \n" ); document.write( ": \n" ); document.write( " \n" ); document.write( " |