Question

(X-Y)-(X-Z) para X=63-45; Y=14(-4); Z= -25

Answer 1

cont...
(63-45-14.-4)-(63-45+25)=
(63-45+56)-(63-70)=
63-101-63-70
63-101-133
63-234
171


ATT CHARLES

Answer 2

x= 63-45

Y= 14(-4)

z= -25

(63-45 - 14(-4) - (63-45-(-25)
(63-45+56) - ( 63-45+25)
( 74 ) - ( 43 )
74-43= 31

Espero ter ajudado!