Answer:
10
Step-by-step explanation:
replace x with 2 and you will got the answer...
D.4 he should apply 4 treatments to each of the groups
Answer:

Step-by-step explanation:
We have the equation 
In order to solve for x, we need to get all of the x's to one side and everything else to the opposite side

First, we can add 1 to each side

Now, we can add x to each side

Next, we can divide each side by 2

And here is our answer.
Answer:
The answer to your question is: P = 17 years
Step-by-step explanation:
Data
Parrot = 11 years older than the cat
C = cat age
P = parrot age
P = ? when C = 6
Process
P = C + 11
P = 6 + 11
P = 17 years