Which expression is equivalent to -14.6-(-5.75)-8.4? Use it to find a single rational number to represent the expression. a. -14.6+(-8.4)+5.75
b. 14.6+5.75-8.4
c. -5.75+14.6-8.4
d. 5.75+(-14.6)+8.4

Question 2 (essay worth 10 points) (03.02 mc) in δabc shown below, point a is at (0, 0), point b is at (x2, 0), point c is at (x1, y1), point d is at x sub 1 over 2, y sub 1 over 2, and point e is at the quantity of x sub 1 plus x sub 2 over 2, y sub 1 over 2: triangle abc is shown. point d lies on segment ac and point e lies on segment bc. a segment is drawn between points d and e. point a is at the origin. prove that segment de is parallel to segment ab.