document.write( "Question 368840: 2x+4y=-10;(4,2)
\n" ); document.write( "write equation of a line that is perpendicular to the given line and that passes through the given point \n" ); document.write( "

Algebra.Com's Answer #262763 by mananth(16946) $\"\"$ $\"About$

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2x+4y=-10;(4,2)
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\n" ); document.write( "2x+4y=-10
\n" ); document.write( "/2
\n" ); document.write( "x+2y=5
\n" ); document.write( "-x
\n" ); document.write( "2y+x-x=-x+5
\n" ); document.write( "2y=-x+5
\n" ); document.write( "/2
\n" ); document.write( "y=(-1/2)x+5/2
\n" ); document.write( "slope = (-1/2)
\n" ); document.write( "..
\n" ); document.write( "the slope perpendicular to this line will have a negative reciprocal as slope
\n" ); document.write( "=2
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\n" ); document.write( "The new line passes through ;(4,2)
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\n" ); document.write( "equation of line = (y-4)=2(x-2)
\n" ); document.write( "y-4=2x-4
\n" ); document.write( "y=2x
\n" ); document.write( "...
\n" ); document.write( " $\"graph%28300%2C300%2C-5%2C5%2C-5%2C5%2C%28%28-x%2F2%29%2B%285%2F2%29%29%2C2x%29\"$
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\n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( "

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