Question

Find the expression which should be added to x - y + z to make the sum zero.​

Answer 1

Answer:

(- x + y - z )

Step-by-step explanation:

(x - y + z) +  ? = 0

⇒ ? = - (x - y + z)

⇒ ? = (- x + y - z )

(- x + y - z ) should be added to (x - y + z)  to get zero