document.write( "Question 1003793: We are driving diagonally cross country from Portland, OR, to a city Southeast in the USA. We know that the midpoint of our drive can be represented as (x1 + x2)/2 ,(y1 + y2)/2 . If we know that x1 = 500 & y1 = 200, what would be the midpoint if y1 = 300 y2 = 600? (and we require (x1 + y1 ) = (x2+ y2)) \n" ); document.write( "
Algebra.Com's Answer #803142 by CubeyThePenguin(3113)\"\" \"About 
You can put this solution on YOUR website!
Portland: (500, 200)
\n" ); document.write( "Southeast city: (300, 600)\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "midpoint: ((500+300)/2, (200+600)/2) = (400, 40)
\n" ); document.write( "
\n" );