Va rog,e super urgent!!Ex 2

Va Roge Super UrgentEx 2 class=

Răspuns :

x:2=8 =>x=8×2 =>x=16
y-210=465 =>y=675
z-[2000:(10-5)×20]=9680
z-(2000:100)=9680
z-20=9680 =>z=9700