(a)

Let’s dive into some fun facts about linear equations! Did you know that the concept of linear equations dates back to ancient civilizations? Babylonians were among the first to solve linear equations around 2000 BC! They used geometric concepts and had remarkable skills in managing these problems that laid the groundwork for modern algebra.

Now, onto practical applications! Linear equations are super useful in everyday life. For example, if you’re planning a party and need to buy food and drinks, you can set up a linear equation to determine how much of each item you can afford based on your budget. By knowing the cost per item, you can calculate the perfect amount to buy while staying within your limits!