document.write( "Question 835440: Avarage age at your parents is 45 years. When your age is counted the avarage 33. What is your age? \n" ); document.write( "
Algebra.Com's Answer #503522 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Average age at your parents is 45 years. \n" ); document.write( "--- \n" ); document.write( "(m+d)/2 = 45 \n" ); document.write( "m+d = 90 \n" ); document.write( "--------------------- \n" ); document.write( " When your age is counted the avarage 33. What is your age? \n" ); document.write( "(m+d+y)/3 = 33 \n" ); document.write( "m+d+y = 99 \n" ); document.write( "------ \n" ); document.write( "Substitute for \"m+d\" and solve for \"y\": \n" ); document.write( "90 + y = 99 \n" ); document.write( "y = 9 yrs (your age now) \n" ); document.write( "------------------------------ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "========================= \n" ); document.write( " |