Which of the following animals is the odd one out?
A: Cow
B: Giraffe
C: Pig
D: Hippopotamus
E: Camel
F: Rhinoceros

the denominator has a very specific role.

eukarya because is is like alche and b is bacteria and d is animals

explanation:

try using substitution:

x + y - 6 = x - y. (i'm not giving you the exact answer). since 0 = x - y, then sub 0 in the equation with x - y. combine your like terms, and then use inverse operations, and you'll have your answer.

: -)