document.write( "Question 1028369: Roger has four times as much money as Edwin. If Roger has $120 more than Edwin, how much money do they have in all? \n" ); document.write( "
Algebra.Com's Answer #643523 by fractalier(6550)![]() ![]() You can put this solution on YOUR website! Call their amounts, r and e. The we can write \n" ); document.write( "r = 4e and \n" ); document.write( "r = e + 120 \n" ); document.write( "Now substitute and get \n" ); document.write( "e+120 = 4e \n" ); document.write( "120 = 3e \n" ); document.write( "e = $40 and then \n" ); document.write( "r = $160 so that they have \n" ); document.write( "$200 in all \n" ); document.write( " |