Changing the Subject of Formulas: A Guide to Isolating Variables

The video tutorial explains how to identify and change the subject of a formula. It covers basic concepts, such as isolating variables and using inverse operations, and provides examples to illustrate these techniques. The tutorial also addresses more complex formulas, demonstrating how to manipulate them to make a specific variable the subject. Key steps include expanding brackets, removing fractions, and applying inverse operations like addition, subtraction, multiplication, division, and square rooting.

How do you expand brackets when rearranging a formula?

What is the final form of the equation when making C the subject of A = 4(2B + C)?

What are the steps to isolate N in the equation S = sqrt(20L + N)?

Explain how to remove a square root from an equation.