document.write( "Question 1184279: Equation of the line containing the given point and perpendicular to the given line (7,-6);6x+5y=4 \n" ); document.write( "
Algebra.Com's Answer #814819 by MathLover1(20850)\"\" \"About 
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given:
\n" ); document.write( "(\"7\",\"-6\")\r
\n" ); document.write( "\n" ); document.write( "\"6x%2B5y=4\"\r
\n" ); document.write( "\n" ); document.write( "perpendicular lines have slopes negative reciprocal to each other\r
\n" ); document.write( "\n" ); document.write( "so, first find a slope of the given line\r
\n" ); document.write( "\n" ); document.write( "\"6x%2B5y=4\"........solve for \"y\"\r
\n" ); document.write( "\n" ); document.write( "\"5y=-6x%2B4\"\r
\n" ); document.write( "\n" ); document.write( "\"y=-%286%2F5%29x%2B4%2F5\"\r
\n" ); document.write( "\n" ); document.write( "=> slope \"m=-%286%2F5%29\"
\n" ); document.write( " negative reciprocal is \"m=-1%2F%28-%286%2F5%29%29=5%2F6\" -> a slope of the perpendicular line\r
\n" ); document.write( "\n" ); document.write( "use point-slope formula to find equation\r
\n" ); document.write( "\n" ); document.write( "\"y-y%5B1%5D=m%28x-x%5B1%5D%29\".........plug in \"m=5%2F6\" and coordinates of the point (\"7\",\"-6\")\r
\n" ); document.write( "\n" ); document.write( "\"y-%28-6%29=%285%2F6%29%28x-7%29\"\r
\n" ); document.write( "\n" ); document.write( "\"y%2B6=%285%2F6%29x-7%285%2F6%29\"\r
\n" ); document.write( "\n" ); document.write( "\"y=%285%2F6%29x-7%285%2F6%29-6\"\r
\n" ); document.write( "\n" ); document.write( "\"y=%285%2F6%29x-71%2F6\"\r
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