Question

Give a counterexample to show that if integers are not commutative under subtraction using: 23 and -18

Answer 1

Answer:

Step-by-step explanation:

23 - (- 18) = 23 + 18 = 31

while

- 18 - 23 = - 31

Since 23 - (- 18) is not equal to

- 18 - 23 then the integers are not commutative under subtraction.