document.write( "Question 1091056: What is the slope of the line passing through the points (–1, 3) and (4, –7)?\r
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Algebra.Com's Answer #705490 by ikleyn(52803)\"\" \"About 
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document.write( "The slope of the line is the ratio of y-increment to x-increment:\r\n" );
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document.write( "                    slope = \"delta_y%2Fdelta_x\".\r\n" );
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document.write( "delta_y = -7 - 3 = - 10.\r\n" );
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document.write( "delta_x = 4 - (-1) = 4 + 1 = 5.\r\n" );
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document.write( "slope = \"%28-10%29%2F5\" = -2.\r\n" );
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document.write( "Answer.  The slope = -2.\r\n" );
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\n" ); document.write( "\n" ); document.write( "The lesson to learn from this solution:  The slope of the line is the ratio of y-increment to x-increment.\r
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