−2x−4y=−8 and 7x+5y=-177x+5y=−17 by combining the equations.
\big( -2x(−2x -4y−4y == -8\big)−8)
\big( 7x(7x +5y+5y == -17\big)−17)
-2x−2x -4y−4y == -8−8
7x7x +5y+5y == -17−17
0
0xx ++
0
0yy ==

Answer choices

1. statement- ca is parallel to db and e is the midpoint of ad reason- given2. statement- reason- alternate interior angles3. statement- de is congruent to ae reason- definition of midpoint4. statement- triangle aec is congruent to triangle deb reason- asa (angle side angle)