document.write( "Question 574163: If a half of a number is decreased by 7 then doubled, the result is the same as when the number is increased by 20. What is the number? \n" ); document.write( "
Algebra.Com's Answer #369046 by ankor@dixie-net.com(22740)\"\" \"About 
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If a half of a number is decreased by 7 then doubled, the result is the same as when the number is increased by 20. What is the number?
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\n" ); document.write( "2(.5x-7) = x + 20
\n" ); document.write( "x - 14 = x + 20
\n" ); document.write( "you can see right here that this is not possible
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