document.write( "Question 132132: Dot and her cousin have a combined age of 24 years. 3 years ago Dot was exactly twice as old as her cousin. How old is Dot? \n" ); document.write( "
Algebra.Com's Answer #96506 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! D+C=24 OR D=24-C \n" ); document.write( "(D-3)=2C \n" ); document.write( "(24-C-3)=2C \n" ); document.write( "21=2C+C \n" ); document.write( "3C=21 \n" ); document.write( "C=21/3 \n" ); document.write( "C=7 AGE OF COUSIN. \n" ); document.write( "D=24-7 \n" ); document.write( "D=17 AGE OF DOT. \n" ); document.write( "PROOF \n" ); document.write( "17-3=2*7 \n" ); document.write( "14=14 \n" ); document.write( " |