What is a set of ordered pairs of real numbers ?

What are “like terms”? why can we only add like terms?

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.