document.write( "Question 1164763: M(-4,8) is the midpoint of line segment DE. D has coordinate (6,1) .find the E coordinate \n" ); document.write( "

Algebra.Com's Answer #789186 by ikleyn(52750) $\"\"$ $\"About$

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document.write( "Moving from D to M, you cover  -4 - 6 = -10 units along x-axis.  Add one more time (-10) to x-coordinate of M\r\n" );
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document.write( "to get x-coordinate of E   = -4 + (-10) = -14.\r\n" );
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document.write( "Moving from D to M, you cover  8 - 1 = 7 units along y-axis.  Add one more time 7 to y-coordinate of M\r\n" );
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document.write( "to get y-coordinate of E   = 8 + 7 = 15.\r\n" );
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document.write( "Thus  E = (-14,15).       ANSWER\r\n" );
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