document.write( "Question 150501: solve the inequality and write the solution in interval notation
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document.write( "x+1/x+3 > 2 \n" );
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Algebra.Com's Answer #110466 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! solve the inequality and write the solution in interval notation \n" ); document.write( "x+1/x+3 > 2 \n" ); document.write( "---------------- \n" ); document.write( "x cannot be -1 \n" ); document.write( "x cannot be -3 \n" ); document.write( "----------------- \n" ); document.write( "Solve the equality by cross-multiplying: \n" ); document.write( "x+1 = 2(x+3) \n" ); document.write( "x+1 = 2x+6 \n" ); document.write( "x cannot be -5 \n" ); document.write( "------------------- \n" ); document.write( "Draw a number line and plot -5, -3, -1 on it \n" ); document.write( "-------------------- \n" ); document.write( "Since x=-5 yields equality test values on either side to find the solution set. \n" ); document.write( "--------------------------------- \n" ); document.write( "Check x = -6; (-6+1)/(-6+3) >2; false, so no solutions in (-inf,-6) \n" ); document.write( "Check x = -4: (-4+1)/(-4+3) >2; true, so solutions in (-5,-3) \n" ); document.write( "Check x = -2: (-2+1)/(-2+3) >2; false, so no solutions in (-3,+inf) \n" ); document.write( "----------------------------------- \n" ); document.write( "Final Answer: -5 < x < -3 \n" ); document.write( "==============================\r \n" ); document.write( "\n" ); document.write( "============================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |