document.write( "Question 1131055: (6,8), (r, -2), m=1 \n" ); document.write( "

Algebra.Com's Answer #747673 by MathLover1(20855) $\"\"$ $\"About$

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\n" ); document.write( "( $\"6\"$ , $\"8\"$ ), ( $\"r\"$ , $\"-2\"$ ), $\"m=1+\"$ \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( " $\"1=%28-2-8%29%2F%28r-6%29\"$
\n" ); document.write( " $\"%28r-6%29=%28-2-8%29\"$
\n" ); document.write( " $\"r-6=-10\"$
\n" ); document.write( " $\"r=-10%2B6\"$
\n" ); document.write( " $\"r=-4\"$ \n" ); document.write( "

\n" );