Why do we use use parenthesis and brackets

The video tutorial explains the use of parentheses and brackets in algebraic expressions, emphasizing their role in altering the order of operations. Through a practical scenario, it demonstrates how parentheses can be used to ensure all components of an expression are correctly multiplied or added. The tutorial also clarifies that brackets and parentheses serve the same purpose, with brackets often used for differentiation. Overall, the video aims to enhance understanding of how these symbols help organize and prioritize mathematical operations.

Why is it important to include the initial amount of money when calculating the total earnings?

In the context of the example given, how would you represent the expression to double the total amount of money earned?