document.write( "Question 899888: a man is four times as old as his son and five years ago the man was seven times as old as is son? how old is the man \n" ); document.write( "
Algebra.Com's Answer #545641 by ewatrrr(24785)\"\" \"About 
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son s, man 4s
\n" ); document.write( "4s-5 = 7(s-5)
\n" ); document.write( " 30 = 3s
\n" ); document.write( " 10 = s, son's age. Father is 40 NOw
\n" ); document.write( "CHECKING our answer*** 5 years ago...
\n" ); document.write( "35 = 7*5
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