What does the slope of a line tell you?

The slope of a line tells you how steep the line is.

What is the formula for calculating slope using two points on a graph?

Slope is equal to the change in y divided by the change in x (Δy/Δx).

Grade 8th Grade · Math · 15 min

I can determine the slope of a line from a graph.

Khan Academy · 4:40

Finding the slope of a line from its graph | Algebra I | Khan Academy

3 key concepts

1
The slope of a line tells us how steep the line is.
2
Slope is equal to the change in y over the change in x.
3
When finding slope from a graph, any two points on the line can be used as long as you are consistent with your calculations.

3 questions · Short answer

Quick comprehension check

“Determine the slope of the line graphed below. The line passes through the points (-2, -1) and (1, 5). Show your work.”

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