Question

guys please solve it​

Answer 1

Step-by-step explanation:

(x-y)-z = [ 1/10 - (-3/5) ] -7/20

= [1+6/10] -7/20

=7/10 - 7/20

=14-7/20

=7/20

x-(y-z) = 1/10- [ (-3/5) - 7/20 ]

= 1/10 - [ -12-7/20 ]

= 1/10- (-19/20)

=2+19/20

=21/20

They are not equal