4^3 + 4*5
4^3 = 64
64 + 4*5
4*5 = 20
64 + 20 = 84
84 is the simplest answer.
Answer:
-2z+8
Step-by-step explanation:
Combine -5z+3z to get -2z and combine 6+2 to get 8
Hope this helps
Answer:

Step-by-step explanation:
It is changing exponentially because if you are eating a fraction of the left over m & m's, that is a different amount each time so it can't be linear.
500(1-(1/4))^n

Answer:
190
Step-by-step explanation:
PLEASE MARK BRAINLY