document.write( "Question 440642: if the sum of a number and one is doubled, the result is three less than the number. what is the number? \n" ); document.write( "
Algebra.Com's Answer #304326 by robertb(5830)\"\" \"About 
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2(n+1) = n - 3
\n" ); document.write( "==> 2n + 2 = n- 3
\n" ); document.write( "==> n = -5.
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