Answer:
y = 28
Step-by-step explanation:
As I interpret your post, you want to solve
y
---- - 3 = 4 for y.
4
First, add 3 to both sides: y/4 = 7.
Next, mult. both sides by 4 to eliminate the fraction: y = 28.
Answer:
C.The third option
Step-by-step explanation:
The greater than means more so in this case you are getting positive profit
Answer:
A
Step-by-step explanation:
in x<-4 the derivative is positive so the function is increasing.
in x>-4 the derivative is negative so the function is decreasing
increasing in (-infinity,-4)
decreasing in (-4,infinity)