document.write( "Question 217356: Using the point-slope formula to write an equation of the line given the following information: The line passes through the point (-4,3) and is perpendicular to 3x - 2y = 9 \n" ); document.write( "
Algebra.Com's Answer #163934 by elima4(15)\"\" \"About 
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Start by first putting this equation in slope-intercept form;
\n" ); document.write( "3x - 2y = 9
\n" ); document.write( "-2y=-3x+9
\n" ); document.write( "y = 3/2x + 9
\n" ); document.write( "Perpendicular lines have negative reciprocal slopes;
\n" ); document.write( "So the slope for the new equation is going to be -2/3, so lets start with;
\n" ); document.write( "y = -2/3x + b
\n" ); document.write( "Now lets us the point given for our x and y;
\n" ); document.write( "3 = -2/3(-4) + b\r
\n" ); document.write( "\n" ); document.write( "3 = 8/3 + b
\n" ); document.write( "3 - 8/3 = b
\n" ); document.write( "9/3 - 8/3 = b
\n" ); document.write( "1/3 = b
\n" ); document.write( "So the equation will be;
\n" ); document.write( "y= -2/3x + 1/3
\n" ); document.write( ":)
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