Question

Verify (x - y) - z #x-(y-z) for x = -2, y=3 and z=-1.
Can we say that subtraction of integers is not associative?​

Answer 1

Step-by-step explanation:

(x-y)-z # x-(y-z)

(-2-3)-(-1): -2-{3-(-1)}

-5+4# -2-4

-4# -6