document.write( "Question 1090208: write the standard form of the equation of the line described
\n" ); document.write( " through (-4,-5) perpendicular to y=-4/9x +2 \n" ); document.write( "

Algebra.Com's Answer #704622 by Fombitz(32388) $\"\"$ $\"About$

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Perpendicular lines have slope that are negative reciprocals,
\n" ); document.write( " $\"-%284%2F9%29m%5B2%5D=-1\"$
\n" ); document.write( " $\"m%5B2%5D=9%2F4\"$
\n" ); document.write( "So using the point-slope form,
\n" ); document.write( " $\"y-%28-5%29=%289%2F4%29%28x-%28-4%29%29\"$
\n" ); document.write( " $\"y%2B5=%289%2F4%29%28x%2B4%29\"$
\n" ); document.write( " $\"y%2B5=%289%2F4%29x%2B9\"$
\n" ); document.write( " $\"highlight%28y=%289%2F4%29x%2B4%29\"$
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.\r
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