document.write( "Question 174723: shoe sizes and foot length are related by the formula S = 3F - 24, where S represents the shoe size and F represents the length of the foot, in inches..\r
\n" ); document.write( "\n" ); document.write( "a) Solve the formula for F.\r
\n" ); document.write( "\n" ); document.write( "b) To the nearest tenth of an inch, how long is the foot of a person who wears a size 10 1/2 shoe?
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Algebra.Com's Answer #129781 by Mathtut(3670)\"\" \"About 
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a)\"S=3F-24\"given
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\n" ); document.write( "\"3F=S%2B24\"adding 24 to both sides
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\n" ); document.write( "\"highlight%28F=%28S%2B24%29%2F3%29\"
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\n" ); document.write( "b)\"F=%2810.5%2B24%29%2F3\"
\n" ); document.write( ":
\n" ); document.write( "\"F=34.5%2F3\"
\n" ); document.write( ":
\n" ); document.write( "\"highlight%28F=11.5%29\"inches
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