document.write( "Question 895328: Find the coordinates of the other endpoint of the segment, given its midpoint and one endpoint.\r
\n" ); document.write( "\n" ); document.write( "midpoint(10,-1) endpoint(17,8)\r
\n" ); document.write( "\n" ); document.write( "The other endpoint is?\r
\n" ); document.write( "\n" ); document.write( "Write as ordered pair.
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Algebra.Com's Answer #542839 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
The midpoint is the average of the x and y values of the endpoints.
\n" ); document.write( "\"x%5Bm%5D=%28x%5B1%5D%2Bx%5B2%5D%29%2F2\"
\n" ); document.write( "\"10=%2817%2Bx%5B2%5D%29%2F2\"
\n" ); document.write( "\"17%2Bx%5B2%5D=20\"
\n" ); document.write( "\"x%5B2%5D=3\"
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\n" ); document.write( "\"y%5Bm%5D=%28y%5B1%5D%2By%5B2%5D%29%2F2\"
\n" ); document.write( "\"-1=%288%2By%5B2%5D%29%2F2\"
\n" ); document.write( "\"8%2By%5B2%5D=-2\"
\n" ); document.write( "\"y%5B2%5D=-10\"
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