document.write( "Question 775601: Write an equation of the line that passes through (1,-1) and is perpendicular to the line y= -1/2x+6.
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Algebra.Com's Answer #473039 by sofiyac(983)\"\" \"About 
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perpendicular means the slope is flipped and has opposite sign, so our slope would be 2
\n" ); document.write( "y+1=2(x-1)
\n" ); document.write( "y+1=2x-2 subtract 1 from each side
\n" ); document.write( "y=2x-3
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