Ashirt that regularly sells for $38.50 is on sale for 25% off by how much money is the shirt being discounted

You are a clerk at convenience store. a customer owes 11.69 for a bag of potatoes chips. she gives you a five dollar bill. how much change should the customer receive?

Look at arnold's attempt to solve the equation for b: 3b = 12 b = 3 · 12 b = 36 describe the mistake that arnold made.

What is the value of x when x + 7 = 21?