document.write( "Question 842570: the present age of father is 35 years.3 years back his age was 4 times the age of his son.find the age of his son. \n" ); document.write( "
Algebra.Com's Answer #507628 by ranger(12)\"\" \"About 
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35-3= 32
\n" ); document.write( "32 divided by 4=8 so your answer would be 8 for how ol the child was 3 years back
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