You can add then subtract 5 by 2 to get 3 then add 2.
Answer:
a) 67 inches (y-intercept)
b) Vertex form y=(x+8)^2+3
c) Difference is 64 inches (vertex minus y intercept)
Solution
We will draw a diagram to illustrate the information
Using the concept of SOHCAHTOA
We are given adjacent and we want to find opposite

Therefore, the answer is
You need to have a total of 15.4 grams
15.4g= 2g+3g+5g+ 400mg+2000mg+ 3000mg
where 2g+3g+5g=10g
3000mg+2000mg+400mg=5.4g