document.write( "Question 177770: How do you solve for the mid point for the following points (-3,-3) and (9,-15). Please provide detail step by step instructions. \n" ); document.write( "
Algebra.Com's Answer #132780 by Mathtut(3670)\"\" \"About 
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the midpoint would be sum of the x coordinates divided by 2 for the x coordinate
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\n" ); document.write( "and sum of the y coordinates divided by 2 for the y coordinate
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\n" ); document.write( "((-3+9)/2,(-3-15)/2)
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\n" ); document.write( "(3,-9) is the midpoint of these two points
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