## The Definition, Formula, and Problem Example of the Slope-Intercept Form

**What Is Written In Slope-Intercept Form?** – One of the numerous forms used to illustrate a linear equation one of the most commonly used is the **slope intercept form**. You may use the formula for the slope-intercept to solve a line equation as long as that you have the straight line’s slope as well as the yintercept, which is the point’s y-coordinate at which the y-axis is intersected by the line. Learn more about this particular line equation form below.

## What Is The Slope Intercept Form?

There are three fundamental forms of linear equations: the traditional slope, slope-intercept and point-slope. Though they provide similar results when used, you can extract the information line more quickly through the slope intercept form. It is a form that, as the name suggests, this form uses the sloped line and you can determine the “steepness” of the line is a reflection of its worth.

This formula can be utilized to determine the slope of a straight line. It is also known as the y-intercept or x-intercept in which case you can use a variety of formulas that are available. The line equation of this particular formula is **y = mx + b**. The straight line’s slope is signified with “m”, while its intersection with the y is symbolized via “b”. Each point of the straight line is represented by an (x, y). Note that in the y = mx + b equation formula, the “x” and the “y” have to remain as variables.

## An Example of Applied Slope Intercept Form in Problems

When it comes to the actual world, the slope intercept form is frequently used to illustrate how an item or issue changes over its course. The value provided by the vertical axis indicates how the equation handles the extent of changes over the amount of time indicated via the horizontal axis (typically times).

An easy example of the application of this formula is to find out how much population growth occurs in a certain area as the years go by. Using the assumption that the area’s population grows annually by a fixed amount, the amount of the horizontal line will grow one point at a moment for every passing year, and the point amount of vertically oriented axis will rise to show the rising population by the fixed amount.

You may also notice the starting point of a question. The beginning value is at the y value in the yintercept. The Y-intercept represents the point at which x equals zero. Based on the example of the problem mentioned above the beginning point could be at the point when the population reading starts or when the time tracking starts, as well as the changes that follow.

So, the y-intercept is the point in the population when the population is beginning to be tracked by the researcher. Let’s suppose that the researcher is beginning with the calculation or measurement in 1995. The year 1995 would be considered to be the “base” year, and the x 0 points will be observed in 1995. Therefore, you can say that the population of 1995 represents the “y”-intercept.

Linear equations that employ straight-line equations are typically solved this way. The initial value is represented by the yintercept and the change rate is expressed as the slope. The main issue with the slope intercept form typically lies in the interpretation of horizontal variables in particular when the variable is associated with one particular year (or any other kind in any kind of measurement). The first step to solve them is to make sure you know the variables’ meanings in detail.