document.write( "Question 309208: How do I find equation:
\n" ); document.write( "x y
\n" ); document.write( "4 11\r
\n" ); document.write( "\n" ); document.write( "16 86\r
\n" ); document.write( "\n" ); document.write( "9 __\r
\n" ); document.write( "\n" ); document.write( "__ -26.5\r
\n" ); document.write( "\n" ); document.write( "Equation:______________
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Algebra.Com's Answer #221072 by JBarnum(2146)\"\" \"About 
You can put this solution on YOUR website!
Im going to guess that ur list is of points that are all on the same line. in this case use the first 2 points to find the slope.
\n" ); document.write( "\"m=%28y-y%29%2F%28x-x%29\" (4,11)(16,86)
\n" ); document.write( "\"m=%2886-11%29%2F%2816-4%29\"
\n" ); document.write( "\"m=%2875%29%2F%2812%29\"
\n" ); document.write( "\"m=%2825%29%2F%284%29\"
\n" ); document.write( "no we need to find the y intercept
\n" ); document.write( "\"y=mx%2Bb\"
\n" ); document.write( "\"11=%2825%2F4%294%2Bb\"
\n" ); document.write( "\"11=%2825%29%2Bb\"
\n" ); document.write( "\"-14=b\"
\n" ); document.write( "rewrite equation
\n" ); document.write( "\"y=%2825%2F4%29x-14\" or \"4y-25x=-7%2F2\"
\n" ); document.write( "now to check for the missing points
\n" ); document.write( "(9,y)
\n" ); document.write( "\"y=%2825%2F4%299-14\"
\n" ); document.write( "\"y=56.25-14\"
\n" ); document.write( "\"y=42.25\"or \"169%2F4\"
\n" ); document.write( "(x,-26.5)
\n" ); document.write( "\"4y%2B7%2F2=-25x\"
\n" ); document.write( "\"4%28-26.5%29%2B7%2F2=-25x\"
\n" ); document.write( "\"-106%2B7%2F2=-25x\"
\n" ); document.write( "\"-219%2F2=-25x\"
\n" ); document.write( "\"-219=-50x\"
\n" ); document.write( "\"219%2F50=x\"
\n" ); document.write( "\"4.38=x\"\r
\n" ); document.write( "\n" ); document.write( "
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