document.write( "Question 1163693: Decide what values of the variable cannot possibly be solutions for the equation. Do not solve.
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Algebra.Com's Answer #787860 by ikleyn(52873) $\"\"$ $\"About$

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document.write( "1x − 4 + 1x + 3 = 1x2 − x − 12\r\n" );
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document.write( "First, simplify\r\n" );
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document.write( "2x - 1 = x^2 - x - 12\r\n" );
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document.write( "x^2 - 3x - 11 = 0\r\n" );
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document.write( "Now, by applying the Rational root theorem, you can conclude that no one integer number is the solution,\r\n" );
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document.write( "and even more, no one rational number is the solution.\r\n" );
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document.write( "This conclusion works without solving equation.\r\n" );
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