document.write( "Question 1109342: Rachel’s dad was 30 when she was born now he is 3x older than Rachel. How old is Rachel’s dad? \n" ); document.write( "
Algebra.Com's Answer #724324 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Rachel’s dad was 30 when she was born now he is 3x older than Rachel. How old is Rachel’s dad? \n" ); document.write( "------ \n" ); document.write( "Equations: \n" ); document.write( "D = R + 30 \n" ); document.write( "D = 3R \n" ); document.write( "----- \n" ); document.write( "R + 30 = 3R \n" ); document.write( "2R = 30 \n" ); document.write( "R = 15 yrs (Rachel's age now) \n" ); document.write( "D = R + 30 = 45 yrs (Dad's age now) \n" ); document.write( "---------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "---------- \n" ); document.write( " \n" ); document.write( " |