Sum divided by count. Add up all the numbers and divide it by how many numbers it is.
3s = 5s - 10
-2s = -10
S = 5
S is the cost per pack in dollars
Answer:
Step-by-step explanation:
This is already in simplest form. it can't be reduced furthermore.
As a mixed number is 5 1/4
As a decimal is 5.25