Answer:
Step-by-step explanation:
The average rate of change is defined as
In this case, b=2 and a =-3
Knowing this, we can input in our known values
Now we can find the values of and using the table
This gives us, which can be simplified to
the first one
$20 a week for 10 weeks is:
20*10 = $200
She spends $6.75 each day for 5 days:
6.75*5 = $33.75.
Lets subtract her spending from her savings to find out how much she has left:
$200-$33.75 = $166.25