document.write( "Question 132234This question is from textbook beignner&intermidate alegbra
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document.write( ": what is equation of the line through the point(7,-5) and the perpendicular to -3x-2y=-31?\r
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document.write( "which is an equation for the line with x- intercept-3 and y-intercept - 2 ? \n" );
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Algebra.Com's Answer #96696 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! -3X-2Y=-31 OR -2Y=3X-31 OR Y=3X/-2-31/-2 OR Y=-1.5X +15.5 (RED LINE) \n" ); document.write( "THE PERPENDICULAR LINE WILL HAVE A SLOPE=1/1.5 \n" ); document.write( "-5=7*1/1.5+b \n" ); document.write( "-5=7/1.5+b \n" ); document.write( "b=-5-4.666 \n" ); document.write( "b=-9.666 ANSWE RFOR THE Y INTERCEPT \n" ); document.write( "Y=X/1.5-9.666 ANSWER FOR THE LINE THROUGH (7,-5) WITH A SLOPE OF 1/1.5 (GREEN LINE) \n" ); document.write( " \n" ); document.write( "------------------------------------------------------------------ \n" ); document.write( "A LINE THROUGH (-3,0) (0,-2) HAS A SLOPE: \n" ); document.write( "(-2,0)/(0-3) \n" ); document.write( "-2/-3 OR 2/3 \n" ); document.write( "0=2/3*-3+b \n" ); document.write( "0=-6/3+b \n" ); document.write( "b=6/3 \n" ); document.write( "b=2 THE Y INTERCEPT. \n" ); document.write( "Y=2X/3-2 IS THE LINE EQUATION. \n" ); document.write( " |