Question

if x =4/7,y=-5/21 and z=1/3, verify that (x+y)+z=x+(y+z) name the property used​

Answer 1

Answer:

hence verified

Step-by-step explanation:

(4/7 + 5/21)+ 1/3

so 12/21 + 5/21 + 7/21

= 24/21

= 8/7

the second part is

4/7 + (5/21 + 1/3)

12/21 + 5/21 + 7/21

24/21

8/7

8/7 = 8/7