document.write( "Question 621248: what is the slope of a line containing the points (-2,-4) and (4,5) \n" ); document.write( "
Algebra.Com's Answer #390651 by lenny460(1073)\"\" \"About 
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What is the slope of a line containing the points:\r
\n" ); document.write( "\n" ); document.write( "(-2,-4) and\r
\n" ); document.write( "\n" ); document.write( "(4,5)\r
\n" ); document.write( "\n" ); document.write( "Slope (m) = (y2 - y1) / (x2 - x1)\r
\n" ); document.write( "\n" ); document.write( "= 5 - (-4) / 4 - (-2)\r
\n" ); document.write( "\n" ); document.write( "= 5 + 4 = 9\r
\n" ); document.write( "\n" ); document.write( "= 4 + 2 = 6\r
\n" ); document.write( "\n" ); document.write( "The Slope:\r
\n" ); document.write( "\n" ); document.write( "9/6 = 3/2 = 1 1/2\r
\n" ); document.write( "\n" ); document.write( "Second Method:\r
\n" ); document.write( "\n" ); document.write( "Slope = rise/run\r
\n" ); document.write( "\n" ); document.write( "When you draw the graph:\r
\n" ); document.write( "\n" ); document.write( "rise = 9\r
\n" ); document.write( "\n" ); document.write( "run = 6\r
\n" ); document.write( "\n" ); document.write( "Slope:\r
\n" ); document.write( "\n" ); document.write( "9/6 = 3/2 = 1 1/2
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