What is a Linear Function?

Let’s Start With a Story Imagine you work at a café and earn $15 per hour. The more hours you work, the more money you make. Simple, right? That relationship — where one thing changes steadily based on another — is exactly what a linear function describes. So What is a Linear Function? A linear function is a relationship between two things that changes at a constant rate. In math, it looks like this: ...

June 19, 2026 Â· 2 min