document.write( "Question 417969: Graph the line that passes through the points (-1, 3) and (9, -7)? \r
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document.write( "What are the x- and the y-intercepts for this line?\r
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document.write( "x-intercept
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document.write( "a = ?\r
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document.write( "y-intercept
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document.write( "b = ? \n" );
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Algebra.Com's Answer #292601 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! Graph the line that passes through the points (-1, 3) and (9, -7)? \n" ); document.write( "What are the x- and the y-intercepts for this line? \r \n" ); document.write( "\n" ); document.write( "..\r \n" ); document.write( "\n" ); document.write( "Standard equation for a line: y=mx+b,with m=slope and b=y-intercept. \n" ); document.write( "using given points,(-1,3) and (9,-7) \n" ); document.write( "slope,m=change in y/change in x or rise/run \n" ); document.write( "m=-7-3)/(9-(-1)) \n" ); document.write( " =-10/10=-1 \n" ); document.write( "y=(-1)x+b \n" ); document.write( "solving for b using point(-1,3) \n" ); document.write( "3=(-1)*-1+b \n" ); document.write( "3=1+b \n" ); document.write( "b=2 \n" ); document.write( "Equation: y=-x+2 \n" ); document.write( "x-intercept, y=0 \n" ); document.write( "0=-x+2 \n" ); document.write( "x=2 \n" ); document.write( "ans: \n" ); document.write( "y-intercept=2 \n" ); document.write( "x-intercept=2\r \n" ); document.write( "\n" ); document.write( "see the graph of equation below:\r \n" ); document.write( "\n" ); document.write( "..\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |