document.write( "Question 271038: Fred is 4 years older than barney, five years ago the sum of their age was 48, how old are they now, please use F for fred and B for barney, thank you \n" ); document.write( "
Algebra.Com's Answer #198451 by Earlsdon(6294)![]() ![]() ![]() You can put this solution on YOUR website! F = B+4 \n" ); document.write( "(F-5)+(B-5) = 48 Substitute F = B+4 \n" ); document.write( "(B+4-5)+(b-5) = 48 Simplify. \n" ); document.write( "2B-6 = 48 Add 6 to both sides. \n" ); document.write( "2B = 54 Divide both sides by 2. \n" ); document.write( "B = 27 and... \n" ); document.write( "F = B+4 \n" ); document.write( "F = 27+4 \n" ); document.write( "F = 31 \n" ); document.write( " |