document.write( "Question 1100234: Line m passes through the points (-4, 3) and (-4, 7). What is the slope of the line that is parallel to line m? Please show all calculations.
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Algebra.Com's Answer #714720 by ikleyn(52805)\"\" \"About 
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\n" ); document.write( "Line m passes through the points (-4, 3) and (-4, 7). What is the slope of the line that is parallel to line m? Please show all calculations.
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document.write( "Since x-coordinates of the two given points are the same, the straight line passing through them is VERTICAL line parallel to y-axis.\r\n" );
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document.write( "The slope is UNDEFINED for such line.\r\n" );
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document.write( "The line parallel to that line is vertical, too,\r\n" );
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document.write( "and its slope is UNDEFINED as well.\r\n" );
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