document.write( "Question 973567: A line with gradiant 2 passes through point A (-1,-3)
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document.write( "A,FIND THE EQUATION OF THE LINE ?
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document.write( "B,FIND THE COORDINATES OF THE POINTS WHERE THE LINE CUTS THE AXES? \n" );
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Algebra.Com's Answer #595703 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! A line with gradiant 2 passes through point A (-1,-3) \n" ); document.write( "A,FIND THE EQUATION OF THE LINE ? \n" ); document.write( "B,FIND THE COORDINATES OF THE POINTS WHERE THE LINE CUTS THE AXES? \n" ); document.write( "*** \n" ); document.write( "Equation of a line in slope intercept form: y=mx+b, m=slope, b=y-intercept \n" ); document.write( "A,Find equation of the line: \n" ); document.write( "slope of given line=2 \n" ); document.write( "equation: y=2x+b \n" ); document.write( "solve for b using coordinates of given point on the line (-1, -3) \n" ); document.write( "-3=2*-1+b \n" ); document.write( "b=-1 \n" ); document.write( "equation: y=2x-1 \n" ); document.write( ".. \n" ); document.write( "B,FIND THE COORDINATES OF THE POINTS WHERE THE LINE CUTS THE AXES? \n" ); document.write( "You mean the x-axis as well as the y-axis, y-intercept and x-intercept\r \n" ); document.write( "\n" ); document.write( "y-intercept=-1 (found in equation of the line) \n" ); document.write( "x-intercept: \n" ); document.write( "set y=0 \n" ); document.write( "2x-1=0 \n" ); document.write( "2x=1 \n" ); document.write( "x=1/2 \n" ); document.write( "x-intercept=1/2 \n" ); document.write( " |