Question

(v) x + y, y+z, x + z​

Answer 1

Answer:We have to add these,right.

x+y+y+z+x+z=2x+2y+2z

You have to add x,y and z to the same others

Answer 2

By,

add the equation we get,

x+y+y+z+x+z= 2x+2y+2z

now we get

x,y and z