document.write( "Question 429983: Dale is 4 years older than Sue. 5 years ago the sum of their ages was 64. How old are they now? \n" ); document.write( "
Algebra.Com's Answer #298596 by jorel1380(3719)![]() ![]() You can put this solution on YOUR website! Let X be Sue's age. Dale is 4 years older than Sue, or X+4. If the sum of their ages 5 years ago was 64, then:\r \n" ); document.write( "\n" ); document.write( "(X-5)+((X+4)-5)=64 \n" ); document.write( "2X-6=64 \n" ); document.write( "2X=70 \n" ); document.write( "X=35\r \n" ); document.write( "\n" ); document.write( "Therefore, Sue is now 35, Dale is 39.\r \n" ); document.write( "\n" ); document.write( "35+39-10=64. \n" ); document.write( " |