document.write( "Question 1204835: The sum of age's of a man and his daughter is 120years.six years ago,the man's age was thrice that of his daughter.find their present age.
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Algebra.Com's Answer #841360 by josgarithmetic(39618)\"\" \"About 
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\n" ); document.write( "The sum of age's of a man and his daughter is 120years.six years ago,the man's age was thrice that of his daughter.
\n" ); document.write( "find their present age.
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\n" ); document.write( "The sum of age's of a man and his daughter is T years. v years ago, the man's age was k times that of his daughter.
\n" ); document.write( "find their present age.
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\n" ); document.write( "\n" ); document.write( "Man, y
\n" ); document.write( "Daughter,T-y\r
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\n" ); document.write( "\n" ); document.write( "\"highlight_green%28y-v=k%28T-y-v%29%29\", with only y, as the unknown variable (the man's age).\r
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\n" ); document.write( "\n" ); document.write( "\"y-v=kT-ky-kv\"\r
\n" ); document.write( "\n" ); document.write( "\"y%2Bky=v%2BkT-kv\"\r
\n" ); document.write( "\n" ); document.write( "\"y%281%2Bk%29=v%2BkT-kv\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight_green%28y=%28v%2BkT-kv%29%2F%28k%2B1%29%29\"\r
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\n" ); document.write( "\n" ); document.write( "The description gave
\n" ); document.write( "T=120
\n" ); document.write( "v=6
\n" ); document.write( "k=3
\n" ); document.write( "y is solved; only need to substitute the given values.
\n" ); document.write( "\"y=%286%2B3%2A120-3%2A6%29%2F%283%2B1%29\"\r
\n" ); document.write( "\n" ); document.write( "\"y=%286%2B360-18%29%2F4\"\r
\n" ); document.write( "\n" ); document.write( "\"y=%28360-12%29%2F4=90-3\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight%28y=87%29\"-----------the man
\n" ); document.write( "\"T-y=highlight%2833%29\"---------daughter
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