document.write( "Question 1154070: The father is currently four times as old as his son. In six years, he will be three times as old as his son then, how old was the father 5 years ago?
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Algebra.Com's Answer #776433 by josgarithmetic(39617) $\"\"$ $\"About$

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father, 4n
\n" ); document.write( "son, n
\n" ); document.write( " $\"4n%2B6=3%28n%2B6%29\"$
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\n" ); document.write( " $\"4n%2B6=3n%2B18\"$
\n" ); document.write( " $\"n=18-6\"$
\n" ); document.write( " $\"n=12\"$
\n" ); document.write( "-------------- $\"4n=48\"$ --------father now\r
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\n" ); document.write( "\n" ); document.write( "Five years ago:
\n" ); document.write( " $\"48-5=highlight%2843%29\"$ -------------father's age five years ago \n" ); document.write( "

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