document.write( "Question 218773: 8-2(x-3)<4(x-10)+8 \n" ); document.write( "
Algebra.Com's Answer #164699 by MathTherapy(10552)![]() ![]() You can put this solution on YOUR website! 8 - 2(x - 3) < 4(x - 10) + 8\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "8 - 2x + 6 < 4x - 40 + 8 ----- Distribute to get rid of the parentheses\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "- 2x + 14 < 4x - 32\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "- 2x - 4x < - 32 - 14\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "- 6x < - 46\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x > \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "------------ \n" ); document.write( "Let's check \n" ); document.write( "------------\r \n" ); document.write( "\n" ); document.write( "Since x > 7.667, let's make x = 8\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "We then have:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "8 - 2(x - 3) < 4(x - 10) + 8 \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "8 - 2(8 - 3) < 4(8 - 10) + 8 \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "8 - 2(5) < 4(- 2) + 8 \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "8 - 10 < - 8 + 8 \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "- 2 < 0 (TRUE) \n" ); document.write( " |