document.write( "Question 307804: Find the equation of the line passing through (-1, -3) and perpendicular to y = -2x + 3. \n" ); document.write( "
Algebra.Com's Answer #220179 by mananth(16946)\"\" \"About 
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Find the equation of the line passing through (-1, -3) and perpendicular to y = -2x + 3.\r
\n" ); document.write( "\n" ); document.write( "y= -2x +3\r
\n" ); document.write( "\n" ); document.write( "slope = -2 \r
\n" ); document.write( "\n" ); document.write( "slope of perpendicular line = +1/2\r
\n" ); document.write( "\n" ); document.write( "x1,y1 (-1, -3)\r
\n" ); document.write( "\n" ); document.write( "equation of line passing through a point x1 y1
\n" ); document.write( "y-y1 = m(x-x1)\r
\n" ); document.write( "\n" ); document.write( "y-(-3)= 1/2 ( x-(-1))\r
\n" ); document.write( "\n" ); document.write( "y+3 = 1/2 (x+1)\r
\n" ); document.write( "\n" ); document.write( "2y+6 =x+1
\n" ); document.write( "2y= x-5
\n" ); document.write( "y= 1/2 x -5/2 is the perpendicular line
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