document.write( "Question 290490: Find the slope, if it exists. y=-9x+9
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Algebra.Com's Answer #210201 by richwmiller(17219)\"\" \"About 
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y=mx+b
\n" ); document.write( "m is the slope
\n" ); document.write( "Your equation is y=-9x-9
\n" ); document.write( "You only have to choose either -9 or +9\r
\n" ); document.write( "\n" ); document.write( "What is -9 and what is +9?
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