document.write( "Question 309527: tim is 3 times as old as tina. 3 years ago, the difference in their age was 10. How old are they now? \n" ); document.write( "
Algebra.Com's Answer #221389 by alicealc(293)![]() ![]() ![]() You can put this solution on YOUR website! Tim's age = m \n" ); document.write( "Tina's age = n\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "m = 3*n \n" ); document.write( "3 years ago: \n" ); document.write( "(m - 3) - (n - 3) = 10 \n" ); document.write( "3n - 3 - n + 3 = 10 \n" ); document.write( "2n = 10 \n" ); document.write( "n = 10/2 = 5 \n" ); document.write( "m = 3*5 = 15\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "so, Tim is 15 years old now and Tina is 5 years old now \n" ); document.write( " |