document.write( "Question 1139614: Find the equation of the line passing through (2,-1) and (-3,8). \n" ); document.write( "
Algebra.Com's Answer #760102 by MathLover1(20850)\"\" \"About 
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to find the equation of the line passing through (\"2\",\"-1\") and (\"-3\",\"8\"), first use given points to find a slope\r
\n" ); document.write( "\n" ); document.write( "\"m=%28y%5B2%5D-y%5B1%5D%29%2F%28x%5B2%5D-x%5B1%5D%29\"\r
\n" ); document.write( "\n" ); document.write( "\"m=%288-%28-1%29%29%2F%28-3-2%29\"\r
\n" ); document.write( "\n" ); document.write( "\"m=%288%2B1%29%2F-5\"\r
\n" ); document.write( "\n" ); document.write( "\"m=-9%2F5\"\r
\n" ); document.write( "\n" ); document.write( "now use point slope formula:\r
\n" ); document.write( "\n" ); document.write( "\"y-y%5B1%5D=m%28x-x%5B1%5D%29\".......plug in \"m=-9%2F5\",(\"2\",\"-1\")\r
\n" ); document.write( "\n" ); document.write( "\"y-%28-1%29=-%289%2F5%29%28x-2%29\"\r
\n" ); document.write( "\n" ); document.write( "\"y%2B1=-%289%2F5%29x-2%28-9%2F5%29\"\r
\n" ); document.write( "\n" ); document.write( "\"y=-%289%2F5%29x%2B18%2F5-1\"\r
\n" ); document.write( "\n" ); document.write( "\"y=-%289%2F5%29x%2B18%2F5-5%2F5\"\r
\n" ); document.write( "\n" ); document.write( "\"y=-%289%2F5%29x%2B13%2F5\"=> your equation\r
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