document.write( "Question 944698: Andrew is trying to create a number puzzle for his younger sister to solve. He challenges his sister to find the mystery number. \"When 4 is subtracted from half of a number the result is 5.\" His sister says the number is 4 1/2. Is she correct? Explain why or why not? \n" ); document.write( "
Algebra.Com's Answer #579120 by booklover15(10)\"\" \"About 
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The number is X
\n" ); document.write( "1/2X -4 = 5
\n" ); document.write( "1/2X = 5+4
\n" ); document.write( "1/2X = 9
\n" ); document.write( "X = 18\r
\n" ); document.write( "\n" ); document.write( "So his sister is incorrect.
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