document.write( "Question 211558: I have tried these problems a few times and cannot come up with a solution...help!
\n" ); document.write( "a) 3|x|+12=7
\n" ); document.write( "b) 5|x+3| +6=3
\n" ); document.write( "c) 12-|2x+7>=14
\n" ); document.write( "

Algebra.Com's Answer #159849 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
a)\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"3%2Aabs%28x%29%2B12=7\" Start with the given equation\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"3%2Aabs%28x%29=-5\" Subtract 12 from both sides.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"abs%28x%29=-5%2F3\" Divide both sides by 3\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Since the expression \"abs%28x%29=-5%2F3\" is never true (note: remember, the absolute value of any number is always positive), there are no solutions to \"abs%28x%29=-5%2F3\"\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "So there are no solutions.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "
\r
\n" ); document.write( "\n" ); document.write( "b)\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"5%2Aabs%28x%2B3%29%2B6=3\" Start with the given equation\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"5%2Aabs%28x%2B3%29=-3\" Subtract 6 from both sides.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"abs%28x%2B3%29=-3%2F5\" Divide both sides by 5\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Since the expression \"abs%28x%2B3%29=-0.6\" is never true (note: remember, the absolute value of any number is always positive), there are no solutions to \"abs%28x%2B3%29=-0.6\"\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "So there are no solutions.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "
\r
\n" ); document.write( "\n" ); document.write( "c) \r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"12-abs%282x%2B7%29%3E=14\" Start with the given inequality.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"-abs%282x%2B7%29%3E=14-12\" Subtract 12 from both sides.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"-abs%282x%2B7%29%3E=2\" Combine like terms.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"abs%282x%2B7%29%3C=-2\" Multiply both sides by -1 (this will flip the inequality).\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Because \"abs%282x%2B7%29%3E=0\" for ALL 'x', this means that \"abs%282x%2B7%29%3C=-2\" is simply not possible.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "So there are no solutions.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "So this might explain why you couldn't come up with a solution....as there are none. However, make sure that you copied down the problems correctly.
\n" ); document.write( "
\n" );