Answer:
-12
Step-by-step explanation:
if you use substitution
2*-5+2-4
-10+2-4
-8-4
-12
Answer:
C
Step-by-step explanation:
Given the two functions, we need to find
(g ° f)(4)
This means, we need to put the function f(x) INTO the function g(x) and then evaluate that new function at x = 4.
We put the whole expression of f(x) into "x" of g(x). Shown below:

Now we plug in 4 into x and evaluate:

Thus,
correct answer is C
Answer:
the box will be 4.8 kilograms
Step-by-step explanation:
hope this helps
Answer:
8.93
Step-by-step explanation: