document.write( "Question 438039: I,m haveing problems solving this compound inequality. Please explaine steps.
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document.write( "5>-4x+4 and 7< or equal to -4x+2. Thank you \n" );
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Algebra.Com's Answer #303021 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! 5>-4x+4 and 7< or equal to -4x+2 \n" ); document.write( ".. \n" ); document.write( "5>-4x+4 \n" ); document.write( "add -4 to both sides \n" ); document.write( "1>-4x \n" ); document.write( "divide both sides by 4 \n" ); document.write( "1/4>-x \n" ); document.write( "multiply both sides by -1 and switch inequality sign \n" ); document.write( "-1/4 \n" ); document.write( " x>-1/4 \n" ); document.write( ".. \n" ); document.write( "7<=-4x+2 \n" ); document.write( "add-2 to both sides \n" ); document.write( "5<=-4x \n" ); document.write( "divide both sides by 4 \n" ); document.write( "5/4<=-x \n" ); document.write( "multiply both sides by -1 and switch inequality sign \n" ); document.write( "-5/4>=x \n" ); document.write( "or \n" ); document.write( "x<=-5/4\r \n" ); document.write( "\n" ); document.write( "ans:\r \n" ); document.write( "\n" ); document.write( "Since this is a compound inequality, in interval notation would be written: \n" ); document.write( "(-infinity,-5/4] U (-1/4, infinity) |