document.write( "Question 621729: If 2x – 9 = 4x + 7, then what does x equal? \n" ); document.write( "

Algebra.Com's Answer #390910 by tutor_paul(519) $\"\"$ $\"About$

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$\"2x-9=4x%2B7\"$
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\n" ); document.write( "First arrange all the terms with x in then on one side of the equation, and everything else on the other side:
\n" ); document.write( " $\"2x-4x=7%2B9\"$
\n" ); document.write( "Simplify:
\n" ); document.write( " $\"-2x=16\"$
\n" ); document.write( " $\"highlight%28x=-8%29\"$
\n" ); document.write( "Check your answer by substituting -8 for x in the original equation. The equality should hold true if you have the correct answer.
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\n" ); document.write( "Good Luck,
\n" ); document.write( "tutor_paul@yahoo.com \n" ); document.write( "

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