document.write( "Question 1209062: The midpoint of the line segment from A to B is (5,-4). If B = (7,-2), what is A? \n" ); document.write( "
Algebra.Com's Answer #847635 by math_tutor2020(3817)\"\" \"About 
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\n" ); document.write( "A = (x,y)
\n" ); document.write( "B = (7,-2)
\n" ); document.write( "M = (5,-4) = midpoint of segment AB.\r
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\n" ); document.write( "\n" ); document.write( "To find the x coordinate of the midpoint, we add the x coordinates of A and B.
\n" ); document.write( "Then divide in half.
\n" ); document.write( "(x+7)/2 = 5
\n" ); document.write( "I'll let the student solve from here.\r
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\n" ); document.write( "\n" ); document.write( "Similarly, the y coordinate set up equation would be:
\n" ); document.write( "(y-2)/2 = -4
\n" ); document.write( "I'll let the student solve from here.
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