document.write( "Question 256933: X + 5 + X + X - 45 = 392\r
\n" ); document.write( "\n" ); document.write( "I come up with X = 144?
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Algebra.Com's Answer #192395 by Nieleya(22)\"\" \"About 
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X + 5 + X + X - 45 = 392\r
\n" ); document.write( "\n" ); document.write( "I come up with X = 144?\r
\n" ); document.write( "\n" ); document.write( "3x + 5 - 45 = 392
\n" ); document.write( "3x - 40 = 392
\n" ); document.write( "3x = 392 + 40
\n" ); document.write( "3x = 432
\n" ); document.write( "x = 432/3
\n" ); document.write( "x = 144\r
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