document.write( "Question 623391: find an equation for the line with the given properties. Express the equation in slope intercept form.
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document.write( "containing the points P=(-5,-2) and Q(-3,1) \n" );
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Algebra.Com's Answer #392118 by lenny460(1073)![]() ![]() You can put this solution on YOUR website! Given:\r \n" ); document.write( "\n" ); document.write( "P = (-5,-2) and\r \n" ); document.write( "\n" ); document.write( "Q = (-3,1)\r \n" ); document.write( "\n" ); document.write( "The Slope = rise/run = 3/2 = 1 1/2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Another way of finding the slope is:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(y2 - y1) / (x2 - x1) = (1 - (-2)) / (-3 - (-5))\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Therefore: \n" ); document.write( "1 + 2 = 3 \n" ); document.write( "-3 + 5 = 2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The Slope = 3/2 = 1 1/2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The Slope Intercept Form:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "y = mx + b\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "From the graph the y-intercept is: 5 1/2 (five and a half).\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Therefore:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "y = 1 1/2x + 5 1/2 or\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "y = (one and a half)x + (five and a half)\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "obuong3@aol.com \n" ); document.write( " \n" ); document.write( " |