document.write( "Question 807450: The product of a mans age 6 years ago and his age in 10 years is 960. Find his age now \n" ); document.write( "
Algebra.Com's Answer #486311 by Cromlix(4381)\"\" \"About 
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a mans age 6 years ago
\n" ); document.write( "(x - 6)
\n" ); document.write( "and his age in 10 years
\n" ); document.write( "(x + 10)
\n" ); document.write( "The product of a mans age 6 years ago and his age in 10 years is 960
\n" ); document.write( "(x - 6)(x + 10) = 960
\n" ); document.write( "x^2 + 4x - 60 = 960
\n" ); document.write( "x^2 + 4x - 1020 = 0
\n" ); document.write( "(x - 30)(x + 34) = 0
\n" ); document.write( "x + 34 = 0
\n" ); document.write( "x = -34 (no answer as x < 0)
\n" ); document.write( "x - 30 = 0
\n" ); document.write( "x = 30.
\n" ); document.write( "The man's age is 30 years old.
\n" ); document.write( "Hope this helps.
\n" ); document.write( ":-) \n" ); document.write( "
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