document.write( "Question 47720: Find an equation of theline that contains the point (5,-7) and perpendicular to y=1/2x-4\r
\n" ); document.write( "\n" ); document.write( "Thank you, Michelle
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Algebra.Com's Answer #31537 by venugopalramana(3286)\"\" \"About 
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Find an equation of theline that contains the point (5,-7) and perpendicular to y=1/2x-4..........................1
\n" ); document.write( "EQN.OF LINE PERPENDICULAR TO 1 IS
\n" ); document.write( "Y=-2X+K.........FOR PERPENDICULAR LINES PRODUCT OF SLOPES SHOULD BE -1..SO IF M1=1/2...M2=-2...SO THAT M1M2=-1
\n" ); document.write( "THIS PASSES THROUGH 5,-7...SO
\n" ); document.write( "-7=-2*5+K=-10+K
\n" ); document.write( "K=10-7=3
\n" ); document.write( "HENCE EQN. OF LINE IS
\n" ); document.write( "Y=3-2X \r
\n" ); document.write( "\n" ); document.write( "Thank you, Michelle
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