document.write( "Question 197959: I need help with the following problem. \r
\n" ); document.write( "\n" ); document.write( "The following two points define a line: (3, 7) and (x, 9). Explain which value of x will give you a vertical line and write the equation of that vertical line.
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Algebra.Com's Answer #148431 by solver91311(24713)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "A vertical line has the characteristic that ALL of the x-coordinates of points on the line are equal. The equation of a vertical line is of the form where is the value of the x-coordinate of any point on the line.\r
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