document.write( "Question 1153656: The sum of the ages of Shaun and Rachel is 73 years ,8 years ago ,Shauns age was 2 times Rachel s age .How old is Shaun \n" ); document.write( "
Algebra.Com's Answer #775923 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "let Shaun's age be \"x\" and Rachel's age \"y\"\r
\n" ); document.write( "\n" ); document.write( "if the sum of the ages of Shaun and Rachel is \"73\" years, we have\r
\n" ); document.write( "\n" ); document.write( "\"x%2By=73\"......solve for \"x\"\r
\n" ); document.write( "\n" ); document.write( "\"x=73-y\".....eq.1\r
\n" ); document.write( "\n" ); document.write( "if \"8\" years ago, Shaun's age was \"2\" times Rachel's age, we have\r
\n" ); document.write( "\n" ); document.write( "\"x-8=2%28y-8%29\"..........solve for \"x\"\r
\n" ); document.write( "\n" ); document.write( "\"x-8=2y-16\"\r
\n" ); document.write( "\n" ); document.write( "\"x=2y-16%2B8\"\r
\n" ); document.write( "\n" ); document.write( "\"x=2y-8\"......eq.2\r
\n" ); document.write( "\n" ); document.write( "from eq.1 and eq.2 we have\r
\n" ); document.write( "\n" ); document.write( "\"73-y=2y-8\"......solve for \"y\"\r
\n" ); document.write( "\n" ); document.write( "\"73%2B8=2y%2By\"\r
\n" ); document.write( "\n" ); document.write( "\"81=3y\"\r
\n" ); document.write( "\n" ); document.write( "\"y=81%2F3\"\r
\n" ); document.write( "\n" ); document.write( "\"y=27\"\r
\n" ); document.write( "\n" ); document.write( "go to\r
\n" ); document.write( "\n" ); document.write( "\"x=73-y\".....eq.1, plug in \"y\"\r
\n" ); document.write( "\n" ); document.write( "\"x=73-27\" \r
\n" ); document.write( "\n" ); document.write( "\"x=46\" \r
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\n" ); document.write( "\n" ); document.write( "answer: Shaun is \"46\" years old\r
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