If you use a proportion, you'll get:

Then, you use cross products:

Then, you algebraically solve x:

The answer is 5/3 inches , or 1 5/13 inches, or 1.6 repeating.
Answer:
I believe it so the second table
x|y
2|7
4|9
6|11
8|13
it increase by 1 everytime
Step-by-step explanation:
Jope this HELPS!
you need to substitute.... then do: 160.4(mean)+2(x)*27(z)= 214.4lb
Cross multiply:
30n = 2400. Then n = 80.