document.write( "Question 968250: I tried this problem and I can not get the right answer.\r
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document.write( "Solve the following equation.
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document.write( "x2 + 11x + 28 = 0
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document.write( "x = (smaller value)
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document.write( "x = (larger value \n" );
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Algebra.Com's Answer #591705 by Theo(13342)![]() ![]() You can put this solution on YOUR website! x = -4 \n" ); document.write( "x = -7 \n" ); document.write( "start with x^2 + 11x + 28 = 0 \n" ); document.write( "find the factors of 28. \n" ); document.write( "1 * 28 \n" ); document.write( "2 * 14 \n" ); document.write( "4 * 7 \n" ); document.write( "find the factors that add up to 11. \n" ); document.write( "4 + 7 adds up to 11. \n" ); document.write( "factors are (x+4) * (x+7) = 0 \n" ); document.write( "multiply these factors out and you get: \n" ); document.write( "x^2 + 7x + 4x + 28 \n" ); document.write( "combine like terms to get x^2 + 11x + 28 \n" ); document.write( "set each of these factors to 0 to get: \n" ); document.write( "x + 7 = 0 and x + 4 = 0 \n" ); document.write( "solve for x to get x = -7 and x = -4\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |