Which of the students used the distributive property to simplify their expression? select all that are true.
a. 5- 2(4 + 9) -11
5- 2(4) - 2 (9) -11
5- 8 - 18 -11
-3 + (-18) + 11
-21 + (-11)
-32
b. -9 + (6 + 9) - 4^2
-9 + (9 + 6) - 4^2
(-9 + 9) + 6 - 4^2
0 + 6 - 4^2
0 + 6 - 16
0 + 6 + (-16)
6 + (-16)
-10
c. -4 (14) - 3^2 - 2 × 0
-4 (10+4) - 3^2 - 2 × 0
-4 (10) - 4 (4) - 3^2 - 2 ×0
-40 - 16 - 3^2 - 2 × 0
-40 -16 -9- 2 × 0
-56 - 9 - 2 × 0
-65 - 2 × 0
0