Question

x-y=12
z=10
xz-yz=?
VA ROG AJUTATI-MA !!!!!!

Answer 1

xz-yz=z (x-y)=10 ×12=120

Answer 2

$x-y=12 \\ z=10 \\ xz-yz=z(x-y)=10 \cdot 12=120 \\ \boxed{xz-yz=120}$