document.write( "Question 763344: A father tells his son,\"I was your age when you were born\". If the father is 36 now, how old was the boy five years back?
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Algebra.Com's Answer #464728 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
x is son's age now. Father is now 36. If you subtract x from 36 for Father, then subtract x from son's x age when son was born, age 0. \r
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\n" ); document.write( "\n" ); document.write( "when_______Father__________Son
\n" ); document.write( "Now________36______________x
\n" ); document.write( "SonBorn____36-x___________x-x=0\r
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\n" ); document.write( "\n" ); document.write( "Father was \"36-x=x\" when son was born, when son's age was 0.\r
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\n" ); document.write( "\n" ); document.write( "\"36=2x\" because add x to both sides
\n" ); document.write( "\"2x=36\"
\n" ); document.write( "\"highlight%28x=18%29\"___________ANSWER
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