document.write( "Question 65180: The Randolphs used 12 more gal of fuel oil in October than in September and twice as much oil in November as in September. If they used 132 gal for the 3 months, how much was used during each month? \n" ); document.write( "
Algebra.Com's Answer #45688 by josmiceli(19441)![]() ![]() You can put this solution on YOUR website! S + O + N = 132 \n" ); document.write( "O = S + 12 \n" ); document.write( "N = 2S \n" ); document.write( "S + (S + 12) + 2S = 132 \n" ); document.write( "4S + 12 = 132 \n" ); document.write( "4S = 120 \n" ); document.write( "S = 30 \n" ); document.write( "0 = 42 \n" ); document.write( "N = 60 \n" ); document.write( "CHECK \n" ); document.write( "30 + 42 + 60 = 132 \n" ); document.write( "OK \n" ); document.write( " |