document.write( "Question 126170: Find the slope of the line passing through the points:(3, 9), (3, -5) \n" ); document.write( "
Algebra.Com's Answer #92464 by josmiceli(19441)\"\" \"About 
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slope is (change in \"y\") / (change in \"x\")
\n" ); document.write( "\"%289+-+%28-5%29%29+%2F+%283+-+3%29+=+1%2F0\"
\n" ); document.write( "The slope is infinite because there is no change in \"x\" from
\n" ); document.write( "one point to the other and the line through the points is vertical
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