document.write( "Question 1014937: Fahad is 3o year younger then his abu(father)after 4 year their ages wil be in ratio 2:5 what are their present ages
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Algebra.Com's Answer #631263 by Fombitz(32388)\"\" \"About 
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\"F=A-30\" <-- Fahad is 30 years younger than Abu
\n" ); document.write( "\"%28F%2B4%29%2F%28A%2B4%29=2%2F5\" <--- In 4 years, their ages will be in ratio 2:5.
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\n" ); document.write( "\"5%28F%2B4%29=2%28A%2B4%29\"
\n" ); document.write( "\"5F%2B20=2A%2B8\"
\n" ); document.write( "Substitute from the first equation,
\n" ); document.write( "\"5%28A-30%29%2B20=2A%2B8\"
\n" ); document.write( "\"5A-150%2B20=2A%2B8\"
\n" ); document.write( "\"5A-130=2A%2B8\"
\n" ); document.write( "\"5A=2A%2B138\"
\n" ); document.write( "\"3A=138\"
\n" ); document.write( "\"A=46\"
\n" ); document.write( "Then,
\n" ); document.write( "\"F=46-30\"
\n" ); document.write( "\"F=16\"\r
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