Answer:
10 pages per technician per day is the unit metric for the production work.
Step-by-step explanation:
Consider the provided information.
Stiviko's approved work plan included 4 technicians to create 200 web pages over 5 days.
They can create 200 web pages over 5 days.

That means in one day they can create 40 pages.
There are 4 technicians who work, therefore the unit metric for the production work is: 
Hence, 10 pages per technician per day is the unit metric for the production work.
Step-by-step explanation:
I don't understand the question
Answer:
30
Step-by-step explanation:
210=120x1+90
120=90x1+30
90=30x3+0
Answer:
a.
Step-by-step explanation:
4x+y=20 multiplied by (-4) gives you -16x-4y=-80