document.write( "Question 971546: what is the equation of a line perpendicular to the line y=-3/2x+4, passing through the point (3,9)? \n" ); document.write( "
Algebra.Com's Answer #593976 by Boreal(15235)\"\" \"About 
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Perpendicular lines have slope products =-1\r
\n" ); document.write( "\n" ); document.write( "The slope of the line desired is 2/3, and it goes through (3,9)\r
\n" ); document.write( "\n" ); document.write( "Use point-slope formula\r
\n" ); document.write( "\n" ); document.write( "Y-y1=m(x-x1)\r
\n" ); document.write( "\n" ); document.write( "Y-9 =2/3 (x-3)\r
\n" ); document.write( "\n" ); document.write( "Y-9=(2/3)x - 2\r
\n" ); document.write( "\n" ); document.write( "Y=(2/3)x + 7\r
\n" ); document.write( "\n" ); document.write( "\"graph%28300%2C300%2C-10%2C10%2C-10%2C10%2C-%283%2F2%29x+%2B+4%2C%282%2F3%29x%2B7%29\"
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