document.write( "Question 731754: write an equation for (-1,-7) and (-8,-2) \n" ); document.write( "

Algebra.Com's Answer #447265 by mananth(16946) $\"\"$ $\"About$

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x1 y1 x2 y2
\n" ); document.write( "-1 -7 -8 -2
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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( " $\"%28y-%097++++++%09%29%2F%28%09-5++++++%09%29=%28x%2B%091++++++%09%29+%2F%28%097++++++%09%29\"$
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\n" ); document.write( " $\"+%097++++++%09%28y-%097++++++%09%29+=%09-5++++++%09%28x-%09-1++++++%09%29\"$
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\n" ); document.write( "7 y- 49 = -5 x 5
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\n" ); document.write( "7 y= -5 x+ 54
\n" ); document.write( "/ 7
\n" ); document.write( "1 y= - 5/ 7 x+ 54/ 7
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