document.write( "Question 137136: find the slope and the y intercept of the line
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document.write( "9x = 2y + 8 ? what is the slope\r
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document.write( "2)FIND THE SLOPE- (3,4) AND (9, -10)? SLOPE M IS WHAT\r
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document.write( "3)DETERMINE WHETHER THE GRAPH OF THE TWO EQUATION ARE PERPENDICULAR
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document.write( "Y=2X- 3
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document.write( "6Y= 5-X\r
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document.write( "3)FIND AN EQUATION OF THE LINE CONTAINING THE GIVEN PAIR OF POINTS
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document.write( " (-2, -8) AND (-9, -3)
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document.write( " WHAT IEQUATION OF THE LINE IS Y \n" );
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Algebra.Com's Answer #100345 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! find the slope and the y intercept of the line \n" ); document.write( "9x = 2y + 8 ? what is the slope \n" ); document.write( "Solve for Y: \n" ); document.write( "y = (9/2)x-4 \n" ); document.write( "slope = (9/2) \n" ); document.write( "---------------- \n" ); document.write( "2)FIND THE SLOPE- (3,4) AND (9, -10)? SLOPE M IS WHAT \n" ); document.write( "slope = (-10-4)/(9-3) = -14/4 = -7/2 \n" ); document.write( "---------------------------\r \n" ); document.write( "\n" ); document.write( "3)DETERMINE WHETHER THE GRAPH OF THE TWO EQUATION ARE PERPENDICULAR \n" ); document.write( "Y=2X- 3 \n" ); document.write( "slope = 2 \n" ); document.write( "------------ \n" ); document.write( "6Y= 5-X \n" ); document.write( "slope = (-1/6) \n" ); document.write( "---------------------- \n" ); document.write( "The product of the two slopes is not -1, so the lines are not perpendicular. \n" ); document.write( "--------------------------------------- \n" ); document.write( "3)FIND AN EQUATION OF THE LINE CONTAINING THE GIVEN PAIR OF POINTS \n" ); document.write( " (-2, -8) AND (-9, -3) \n" ); document.write( " WHAT IEQUATION OF THE LINE IS Y \n" ); document.write( "slope = (-3--8)/(-9--2) = 5/-7 = -5/7 \n" ); document.write( "Y= mx + b and you know y,x and m: solve for \"b\" as follows: \n" ); document.write( "-3 = (-5/7)(-9)+b \n" ); document.write( "-3 = (45/7) + b \n" ); document.write( "-21/7 = 45/7 + b \n" ); document.write( "b = -66/7 \n" ); document.write( "--------------- \n" ); document.write( "EQUATION: \n" ); document.write( "y = (-5/7)x -(66/7) \n" ); document.write( "========================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |