document.write( "Question 185892: Use point-slope form to determine the equation of the line passing through the two pointd given. Then write the equatioon in slope intercept form: (8,7)(1,-7)\r
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document.write( "a) y=2x-9
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document.write( "b) y=1/4x-9
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document.write( "c) y=1/2x-9
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document.write( "d) y=2x-7 \n" );
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Algebra.Com's Answer #139402 by nerdybill(7384) You can put this solution on YOUR website! Slope of: \n" ); document.write( "(8,7)(1,-7) \n" ); document.write( "m = (y2-y1)/(x2-x1) \n" ); document.write( "m = (-7-7)/(1-8) \n" ); document.write( "m = (-14)/(-7) \n" ); document.write( "m = 2 \n" ); document.write( ". \n" ); document.write( "Stuffing one of the points say (8,7) and the slope into the point-slope form: \n" ); document.write( "y - y1 = m(x - x1) \n" ); document.write( "y - 7 = 2(x - 8) \n" ); document.write( "y - 7 = 2x - 16 \n" ); document.write( "y = 2x - 9\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |