document.write( "Question 364428: For the least-squares line y^ = 2 − 2x, what is the value of the slope?\r
\n" ); document.write( "\n" ); document.write( "When x changes by 1 unit, by how much does y^ change?\r
\n" ); document.write( "\n" ); document.write( "Answer: I know y^ decreases but I cannot figure out how much.
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Algebra.Com's Answer #259854 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
The line is in slope intercept form, \"y=mx%2Bb\" where \"m\" is the slope.
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\n" ); document.write( "\"m=-2\"
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