document.write( "Question 286792: Explain in 50 words why the line x=7 is a vertical line. \n" ); document.write( "
Algebra.Com's Answer #208023 by CharlesG2(834)\"\" \"About 
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Explain in 50 words why the line x=7 is a vertical line.\r
\n" ); document.write( "\n" ); document.write( "Vertical lines have an undefined or infinite slope. All values of y for y=mx+b will have same value of x.
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