Answer:
8 X 5 = $40
Step-by-step explanation:
Step-by-step explanation:
Adding 3 to both sides, we get
Dividing both sides by 2, we get
Answer:
8.48%
Step-by-step explanation:
Given that,
The estimated bill = $480
Actual costing of the bill = $524.50
We need to find the percent error in the bill. It can be calculated as follows :

So, the percentage error in the bill is 8.48%.