Answer:
A . 900-1000
Step-by-step explanation:
the answer would be x = 3, 0
as much as I would like to, I'm really not that good at explaining things
z = 1
12/16 = 3z/4
=> 12 x 4/16 = 3z
=> 3z = 12 x 4/16
=> 3z = 12 x 1/4
=> 3z = 3
=> z = 1
