document.write( "Question 170191: HELP! I am totally lost!!!\r
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document.write( "A man will be 3 times as old as his son will be in 9 years. If he is 6 times as old as his son now, how old is the son? \n" );
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Algebra.Com's Answer #125639 by nerdybill(7384)![]() ![]() You can put this solution on YOUR website! A man will be 3 times as old as his son will be in 9 years. If he is 6 times as old as his son now, how old is the son? \n" ); document.write( ". \n" ); document.write( "Let x = son's age \n" ); document.write( "then from \"he is 6 times as old as his son now\" \n" ); document.write( "6x = man's age \n" ); document.write( ". \n" ); document.write( "From: \"A man will be 3 times as old as his son will be in 9 years.\" we get our equation: \n" ); document.write( "6x+9 = 3(x+9) \n" ); document.write( "6x+9 = 3x+27 \n" ); document.write( "3x+9 = 27 \n" ); document.write( "3x = 18 \n" ); document.write( "x = 6 years old (son's age)\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |