Amina sees a discount of 5% on a laptop. she can calculate the amount
she has to pay for the laptop using the expression b – 5/100 b, where b is
the price of the laptop before the discount. if the price after discount is $494, which number from the set {500, 505, 510, 520, 525} is the value of b?

The value of b is 520.

Step-by-step explanation:

Here, b represents the price of the laptop,

Since, discount percentage = 5 %,

So, the discount = 5% of b =

Thus, the price of laptop after discount = Original price of laptop - Discount

According to the question,

Hence, the value of b is 520.

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