Answer:
2a=-16
Step-by-step explanation:
all I could think of
A,B and C
18
Do to get 30.
Do to get -12.
Do to get 18.
18 is the answer.
4/25 or 0.16
2/5 ^ 2 = 4/25
2/5 x 2/5 = 4/25 or 0.16