Finding Slope

Front

What is the slope of the equation? y = -3x + 2

Back

-3

Front

What is the slope of a line that goes down from left to right?

Back

Negative slope

Front

What is the slope of a line that goes up from left to right?

Back

Positive slope

Front

What is the slope of a horizontal line?

Back

Zero slope

Front

What is the slope of a vertical line?

Back

Undefined

Front

How do you calculate the slope from two points (x1, y1) and (x2, y2)?

Back

Slope (m) = (y2 - y1) / (x2 - x1)

Front

Find the slope of the line represented by the points (2, 3) and (4, 7).

Back

Slope = (7 - 3) / (4 - 2) = 2

Front

What does a slope of 0 indicate about a line?

Back

The line is horizontal.

Front

What does a negative slope indicate about a line?

Back

The line decreases as it moves from left to right.

Front

What does a positive slope indicate about a line?

Back

The line increases as it moves from left to right.