Respuesta :

Answer:that would be 11 be you multiply x=2 so 2 times nine which would be 18 multiply x=2 times z=3 which is 6 subtract the 2 you get 18-6=11

Step-by-step explanation:

Answer:

12

Step-by-step explanation:

all you do is multiply 9 and 2 first because those are your x and y then you multiply 2 and 3 because those are your x and z, then you subtract your first and last answers which is 18 and 6, the you got your answer which is 12.