Question

simplify
(x+y+z) +(y+z-x) +(z+x-y)​

Answer 1

Answer:

the answer is x3,y3,z3

Step-by-step explanation:

hope it helps

Answer 2

Step-by-step explanation:

$= x + y + z + y + z - x+ z + x - y$

$= x + y + 3z$