document.write( "Question 818852: Tim is 20 years older than Don. In 8 years. Tim will be 3 times as old as Don. How old are they now? \n" ); document.write( "
Algebra.Com's Answer #492841 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Tim is 20 years older than Don. In 8 years. Tim will be 3 times as old as Don. How old are they now? \n" ); document.write( "------- \n" ); document.write( "Equations: \n" ); document.write( "t = d + 20 \n" ); document.write( "t+8 = 3(d+8) \n" ); document.write( "------ \n" ); document.write( "Substitute for \"t\" and solve for \"d\": \n" ); document.write( "d+20 + 8 = 3d + 24 \n" ); document.write( "----- \n" ); document.write( "2d = 4 \n" ); document.write( "d = 2 yrs (Don's age now) \n" ); document.write( "----- \n" ); document.write( "Solve for \"t\": \n" ); document.write( "t = d + 20 \n" ); document.write( "t = 22 yrs (Tim's age now) \n" ); document.write( "============== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "----------------- \n" ); document.write( " |