Answer:
its d
Step-by-step explanation:
because if u multiply L times W times H then u would get d
I think it would be C
no because each y value doesn’t increase uniformly
C. x=42
16 + 3x + y = 180
126 + 16 + y = 180
y = 38
16 + 3x + 38 = 180
54 + 3x = 180
3x = 126
x=42
divide by 2