Writing Linear Equations From A Graph

Front

In the equation y = mx + b, what does the b stand for?

Back

y-intercept

Front

What is the slope of a horizontal line?

Back

0

Front

What is the slope of a vertical line?

Back

No Slope/Undefined

Front

What does the 'm' represent in the equation y = mx + b?

Back

Slope

Front

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

Back

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

Front

What is the slope-intercept form of a linear equation?

Back

y = mx + b

Front

If a line has a slope of 2 and a y-intercept of 3, what is the equation of the line?

Back

y = 2x + 3

Front

What is the y-intercept of the line represented by the equation y = -3x + 4?

Back

y = 4

Front

How do you determine the y-intercept from a graph?

Back

Find the point where the line crosses the y-axis.

Front

What is the general form of a linear equation?

Back

Ax + By = C