Answer:
6
Step-by-step explanation:
Explanation:
The expression is given below as
Concept:
We will apply the bsolute rule below
By applying the concept, we will have
Hence,
The final answer is
Answer:
rent goes up 9 dollars at a time while number of days is 1 at a time
Step-by-step explanation:
the difference of 21 and 12 is 9 so you can see it changes every day by nine for the ratio i think is for every day 9 dollars is added to fee