CCSS.7.EE.2 Practice Test

A store sells a jacket for p dollars, takes 20% off, and adds 8 dollars for shipping. The total cost is written as $p - 0.20p + 8$. Which expression shows the same total cost by combining like terms?

A club buys one smoothie (s dollars) and one snack bar (2 dollars) for each of 4 students. The total can be written as $4s + 8$. Which expression shows the same total cost by grouping the cost per student?