document.write( "Question 359902: please...please help i need to solve this problem...Can you please show it step-by-step how you get it..thanks :D\r
\n" ); document.write( "\n" ); document.write( "Determine the slope of the line passing through each pairof points named.\r
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Algebra.Com's Answer #256815 by Edwin McCravy(20054)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "Two method, graphical and formula:\r\n" );
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document.write( "Graphical:\r\n" );
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document.write( "draw the line:\r\n" );
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document.write( "Draw a horizontal line with one end at one point and the other end\r\n" );
document.write( "exactly below or above the other point, then \r\n" );
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document.write( "draw a vertical line from there directly to the other point.\r\n" );
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document.write( "You can do that either of these two ways:\r\n" );
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document.write( "The slope is the length of the red vertical line over the\r\n" );
document.write( "length of the red horizontal line,  and the slope is positive\r\n" );
document.write( "if the line rises to the right and negative if it falls to the\r\n" );
document.write( "right.\r\n" );
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document.write( "For this case the vertical line is 1 unit long and the horizontal\r\n" );
document.write( "line is 1 unit long, and the line rises to the right, so its slope\r\n" );
document.write( "is \"%22%22%2B1%2F1\" or 1.\r\n" );
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document.write( "By memorized formula:\r\n" );
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document.write( "\"m+=+%28y%5B2%5D-y%5B1%5D%29%2F%28x%5B2%5D-x%5B1%5D%29\"\r\n" );
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document.write( "\"m+=+%28%286%29-%285%29%29%2F%28%283%29-%282%29%29\"\r\n" );
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document.write( "\"m+=+1%2F1\"\r\n" );
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document.write( "\"m+=+1\"\r\n" );
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document.write( "Though the memorized formula is easier, the graphical method\r\n" );
document.write( "shows what slope is all about -- namely how steep a line is and \r\n" );
document.write( "whether it rises or falls to the right.  If a line has a slope of\r\n" );
document.write( "exactly 1, then it goes up at an angle of 45 degrees (such as this\r\n" );
document.write( "line, which goes up at a 45° angle).  If a line has a slope more \r\n" );
document.write( "than 1, it goes up steeper than 45 degrees, and if its slope is less \r\n" );
document.write( "than 1, it goes up less steep than 45 degrees. \r\n" );
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document.write( "Edwin
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