document.write( "Question 693184: Tom is 3 years older than Mary and Jane is 5 years older than Tom. What is the average age?
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Algebra.Com's Answer #427310 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Tom is 3 years older than Mary and Jane is 5 years older than Tom. What is the average age? \n" ); document.write( "------ \n" ); document.write( "Equations: \n" ); document.write( "t = m+3 \n" ); document.write( "m = t + 5 \n" ); document.write( "j = t+5 \n" ); document.write( "----- \n" ); document.write( "Average age = (t+m+j)/3 = (t + t-3 + t+5)/3 = (3t+3)/3 = t+1 \n" ); document.write( "---------------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "========================== \n" ); document.write( " |