This video uses a real world scenario to demonstrate how to solve two-step equations. We will begin to solve the problem of: I read that the summer temperature in Antarctica is about 2.2 degrees Celsius. How cold is that?

Originally released by Apperson, 2013. Streaming video file encoded with permission for digital streaming by Infobase on April 30, 2015.

What We Know vs. What We Need to Know (2:49); --How Do I Use the Formula? (5:50); -- How Can I Calculate the Temperature in Degrees Fahrenheit? (6:03); -- How Do I Know That an Equation Relates to a Particular Problem? (6:12); -- Solving the Big Question (3:18); .