document.write( "Question 49147: How do you solve these questions\r
\n" ); document.write( "\n" ); document.write( "-3x< 9\r
\n" ); document.write( "\n" ); document.write( "x + 12< - 5x\r
\n" ); document.write( "\n" ); document.write( "-x/4> -1\r
\n" ); document.write( "\n" ); document.write( "5x + 8 < 6x + 9
\n" ); document.write( " \n" ); document.write( "
Algebra.Com's Answer #32579 by tutorcecilia(2152)\"\" \"About 
You can put this solution on YOUR website!
These are solved the same way as you would solve regular equations, except when you multiply or divide by a negative number, switch the direction of the sign.
\n" ); document.write( ".\r
\n" ); document.write( "\n" ); document.write( "-3x< 9
\n" ); document.write( "-3x/-3>9/-3
\n" ); document.write( "x>-3
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( "x + 12< - 5x
\n" ); document.write( "x + 12 -12< - 5x -12
\n" ); document.write( "x < - 5x -12
\n" ); document.write( "x +5x< - 5x + 5x -12
\n" ); document.write( "x + 5x< -12
\n" ); document.write( "6x< -12
\n" ); document.write( "6x/6< -12/6
\n" ); document.write( "x< -2
\n" ); document.write( ".
\n" ); document.write( ".\r
\n" ); document.write( "\n" ); document.write( "-x/4> -1
\n" ); document.write( "(4/1)(-x/4)> (4/1)(-1)
\n" ); document.write( "-x > -4
\n" ); document.write( "-x/-1 < -4/-1
\n" ); document.write( "x<4
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( "5x + 8 < 6x + 9
\n" ); document.write( "5x -5x + 8 < 6x -5x + 9
\n" ); document.write( "8 < x + 9
\n" ); document.write( "8 - 9 < x + 9 - 9
\n" ); document.write( "-1 < x \r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "
\n" );