document.write( "Question 949565: Jennifer is 6 years older than her sister Janette. 4 years ago she was 4 times as old as her sister. how old is jennifer now? \n" ); document.write( "
Algebra.Com's Answer #579735 by macston(5194)![]() ![]() You can put this solution on YOUR website! Jennifer is 6 years older than her sister Janette. 4 years ago she was 4 times as old as her sister. how old is jennifer now? \n" ); document.write( "J=Jennifer's age=T+6; T=janette's age \n" ); document.write( "J-4=4(T-4) Substitute for J \n" ); document.write( "T+6-4=4(T-4) \n" ); document.write( "T+2=4T-16 Add 16 to each side \n" ); document.write( "T+18=4T Subtract T from each side. \n" ); document.write( "18=3T Divide each side by 3 \n" ); document.write( "6=T ANSWER Janette is 6 years old. \n" ); document.write( "T+6=6+6=12 ANSWER 2: Jennifer is 12 years old. \n" ); document.write( "CHECK: \n" ); document.write( "J-4 years=4(T-4 years) \n" ); document.write( "12 years-4 years=4(6-4 years) \n" ); document.write( "8 years=4(2 years) \n" ); document.write( "8 years=8 years \n" ); document.write( " \n" ); document.write( " |