GCSE Secondary Maths Age 13-17 - Algebra: Multiplying Out Brackets - Explained

The video tutorial explains how to expand algebraic brackets by multiplying each term inside the bracket by the number outside. It demonstrates expanding both positive and negative terms and then simplifies the expression by combining like terms. The tutorial also discusses the marks allocation for correctly expanding and simplifying the expression.

After expanding the expression, what do you get when you combine like terms?

What is the final answer after simplifying the expression?