Factorizing an expression involves writing the expression in simpler forms
The values of z are
or 
The equation is given as:

Expand the equation

Factorize the expression:

Factor out z - 4

Split
or 
Solve for z
or 
Hence, the values of z are
or 
Read more about factorization at:
brainly.com/question/11579257
I think the answer is 17%
Answer:
i dont know can you turn your sceen so i can see it better
Step-by-step explanation:
Answer:
It should be $34
Step-by-step explanation:
321 - 15 = 306 ÷ 9 = 34