Question

ifx= 4/9, y= -7/12 and z= -2/3 then verify that x-(y-z) not equal to (x-y)-z​

Answer 1

Step-by-step explanation:

question is wrong because x minus y minus Z is exactly equal to x minus y minus Z and I will upload the attachment which I have done the paper

Answer 2

hence proved that x-(y-z) not equal to (x-y) -z