document.write( "Question 169556: Show me how to solve and reprent my solution on a number line
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\n" ); document.write( "\n" ); document.write( "Also show me how to solve, graph and check the following\r
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\n" ); document.write( "\n" ); document.write( "7m+5m-7-18m<3+12m-16\r
\n" ); document.write( "\n" ); document.write( "4p+2(p+7)<8 \n" ); document.write( "
Algebra.Com's Answer #125158 by Edwin McCravy(20056)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "I'll just do the middle one:\r\n" );
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document.write( "\"7m%2B5m-7-18m%3C3%2B12m-16\"\r\n" );
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document.write( "Combine like terms on left and right:\r\n" );
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document.write( "\"-6m-7%3C-13%2B12m\"\r\n" );
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document.write( "Add -12m to both sides:\r\n" );
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document.write( "\"-18m-7%3C-13\"\r\n" );
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document.write( "Add 7 to both sides:\r\n" );
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document.write( "\"-18m%3C-6\"\r\n" );
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document.write( "Divide both sides b \"-18\"\r\n" );
document.write( "which will reverse the inequality\r\n" );
document.write( "since we are dividing by a negative\r\n" );
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document.write( "\"%28-18m%29%2F%28-18%29%3E%28-6%29%2F%28-18%29\"\r\n" );
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document.write( "\"m%3E1%2F3\"\r\n" );
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document.write( "Now we draw this number line\r\n" );
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document.write( "--------------------------------------\r\n" );
document.write( "-3    -2    -1     0     1     2     3\r\n" );
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document.write( "Now we draw an open circle at \"1%2F3\" \r\n" );
document.write( "which is \"1%2F3\" of the way between 0 and 1:\r\n" );
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document.write( "---------------------o----------------\r\n" );
document.write( "-3    -2    -1     0     1     2     3\r\n" );
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document.write( "We drew an open circle, open because it \r\n" );
document.write( "is >, and not >,\r\n" );
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document.write( "And since it is \"greater than\", we shade to\r\n" );
document.write( "the right of the open circle:\r\n" );
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document.write( "---------------------o================>\r\n" );
document.write( "-3    -2    -1     0     1     2     3\r\n" );
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document.write( "and put an arrow head to the right, to indicate\r\n" );
document.write( "that it extends indefinitely far to the right.\r\n" );
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document.write( "Edwin
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