Question

amy received a $50.00 gift card for a photo center. she used it to buy prints that cost 25 cents each. the remaining balance, b (in dollars), on the card after buying x prints is given by the following.
\\( b = 50.00 - 0.25x \\)
what is the remaining balance on the card if amy bought 20 prints?
\\( \square \\) dollars

Explanation:

Step1: Substitute x=20 into formula

$B = 50.00 - 0.25(20)$

Step2: Calculate the product term

$0.25(20) = 5.00$

Step3: Subtract to find balance

$B = 50.00 - 5.00$

Answer:

45.00 dollars