Clare's number pattern ⠻ (Patterns)

A: 8
B: 9
C: 10
D: 11
E: 12

Hint:
We know that
2 + x + 0 = Y
So,
2 + X = Y
X = Y - 2

We also know that
X + 0 + Y = 6
Substituting value of X
Y - 2 + 0 + Y = 6
2 Y = 8
Y = 4

Tip:
Z = 0 + Y + 6