Answer:

Step-by-step explanation:
We want to simplify:

We rewrite the expression under the radical sign to obtain:

We split the expression under the radical sign to get:

Recall that:

This implies that:

Therefore 
Answer:
-10x + 16
Step-by-step explanation:
Combine Like terms
The answer is 15,000 because 75000/5 = 15000.
8 is 6.2
9 is 7
The pattern here is +0.8.
4.6 - 3.8=0.8
5.4-4.6=0.8, and so on
850
All you do is times 425 by 2
425×2
850
hope this helps