document.write( "Question 164208: 2(4-3/5q) < 5\r
\n" );
document.write( "\n" );
document.write( "I got
\n" );
document.write( "8-6/5q <5
\n" );
document.write( "-6/5q < -3
\n" );
document.write( "-5/6*-6/5q < -3*-5/6
\n" );
document.write( "q<2.5\r
\n" );
document.write( "\n" );
document.write( "Right?? \n" );
document.write( "
Algebra.Com's Answer #120995 by Fombitz(32388)![]() ![]() You can put this solution on YOUR website! Almost. \n" ); document.write( "Multiplication by a negative changes the direction of the inequality sign. \n" ); document.write( "q>2.5 \n" ); document.write( ". \n" ); document.write( ". \n" ); document.write( ". \n" ); document.write( "Check your answer. \n" ); document.write( "Pick two values, one less than 2.5 (should fail), one greater than 2.5 (should pass). \n" ); document.write( ". \n" ); document.write( ". \n" ); document.write( ". \n" ); document.write( "First, q=0. \n" ); document.write( "2(4-3/5q) < 5 \n" ); document.write( "2(4-0)<5 \n" ); document.write( "8<5 \n" ); document.write( "False. \n" ); document.write( "As you would expect since 0<2.5. \n" ); document.write( ". \n" ); document.write( ". \n" ); document.write( ". \n" ); document.write( "Next, q=5. \n" ); document.write( "2(4-3/5q) < 5 \n" ); document.write( "2(4-3)<5 \n" ); document.write( "2<5 \n" ); document.write( "True. \n" ); document.write( "As you would expect since 5>2.5. \n" ); document.write( " |