Equations and Graphs of the Line

Front

What is 'b' in the linear equation y = 5x - 6?

Back

-6

Front

Slopes of perpendicular lines are...

Back

opposite (sign) reciprocals.

Front

What is the equation for the graph with a slope of ⅔ and y-intercept of 3?

Back

y = ⅔ x + 3

Front

Find the slope of the line passing through the points (2, 3) and (4, 6).

Back

3/4

Front

What is the equation of the graph with a slope of 1 and y-intercept of 2?

Back

y = x + 2

Front

What does the slope of a line represent?

Back

The rate of change of y with respect to x.

Front

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

Back

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

Front

What is the slope of the line represented by the equation y = -2x + 5?

Back

-2

Front

What is the y-intercept in the equation y = 4x - 7?

Back

-7

Front

If two lines have slopes of 3 and -1/3, what can be said about their relationship?

Back

They are perpendicular.