document.write( "Question 30787: How many gallons of 51% alcohol solution should be added to some of a 57% alcohol solution to make a 438 gal of a 55% solution? Thank you. \n" ); document.write( "
Algebra.Com's Answer #17531 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! (.51X)+(438-X).57=(438).55 \n" ); document.write( ".51X+249.66-.57X=240.9 \n" ); document.write( "-.06X=-8.76 OR X=8.76/.06 OR 146 GAL OF .51 % & 438-146=292 GAL OF 57% \r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |