document.write( "Question 785322: Linear equation for (1, -2) and (-1, -1) \n" ); document.write( "

Algebra.Com's Answer #477503 by mananth(16946) $\"\"$ $\"About$

You can put this solution on YOUR website!
x1 y1 x2 y2
\n" ); document.write( "1 -2 -1 -1
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\n" ); document.write( "The general equation of the line when co-ordinates of two points are given is
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\n" ); document.write( " $\"%28y-%09y1%29%2F%28%09y1-y2%29+=+%28x-x1%29%2F%28x1-x2%29\"$
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\n" ); document.write( " $\"%28y%092++++++%09%29%2F%28%09-1++++++%09x%09-1++++++%09%29+%2F%28%092++++++%09%29\"$
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\n" ); document.write( " $\"+%092++++++%09%28y%2B%092++++++%09%29+=%09-1++++++%09%28x-%091++++++%09%29\"$
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\n" ); document.write( "2 y+ 4 = -1 x+ -1
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\n" ); document.write( "2 y= -1 x -5
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\n" ); document.write( "y= - 1/ 2 x -5/ 2
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