document.write( "Question 1209040: Find the slope of the line given two points.\r
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Algebra.Com's Answer #847614 by ikleyn(52788) $\"\"$ $\"About$

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document.write( "x-increment is  delta_x = (a-b) - (a+b) = -2b.\r\n" );
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document.write( "y-increment is  delta_y = (c-d) - (c+d) = -2d.\r\n" );
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document.write( "The slope =  =  = .   ANSWER\r\n" );
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document.write( "It is assumed that  b =/= 0.\r\n" );
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