document.write( "Question 1079235: Find the missing Endpoint Given an endpoint and midpoint:
\n" ); document.write( "Endpoint (-3,-4), Midpoint (-9,-2)
\n" ); document.write( "Endpoint (5,6), Midpoint (2,-4)
\n" ); document.write( "Endpoint (-6,10), Midpoint (-2,-4)
\n" ); document.write( "Endpoint (10,-7), Midpoint (-4,-9)
\n" ); document.write( "Endpoint (-2,1), Midpoint (-8,0)
\n" ); document.write( "Endpoint (9,-3), Midpoint (-7,-8)
\n" ); document.write( "Endpoint (5,4), Midpoint (7,4)
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Algebra.Com's Answer #693564 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
The midpoint is the average of the x and y values.
\n" ); document.write( "So let the other endpoint be (x,y),
\n" ); document.write( "Endpoint (5,6), Midpoint (2,-4)
\n" ); document.write( "x:\"%285%2Bx%29%2F2=2\"
\n" ); document.write( "\"5%2Bx=4\"
\n" ); document.write( "\"x=-1\"
\n" ); document.write( "and
\n" ); document.write( "y:\"%286%2By%29%2F2=-4\"
\n" ); document.write( "\"6%2By=-8\"
\n" ); document.write( "\"y=-14\"
\n" ); document.write( "(-1,-14)
\n" ); document.write( "Do the remaining ones the same way.\r
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