document.write( "Question 54710: 2x - 9 = 12 \n" ); document.write( "
Algebra.Com's Answer #36949 by rchill(405)\"\" \"About 
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Add 9 to both sides to get \"2x-9%2B9=12%2B9\" which reduces to \"2x=21\". Now divide both sides by 2 to get \"x=21%2F2\". \n" ); document.write( "
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