Linear Equations

Front

What does 'm' represent in the slope-intercept form of a linear equation (y = mx + b)?

Back

The slope (rate of change)

Front

How do you find the slope from a table of values?

Back

Calculate the change in y divided by the change in x between two points.

Front

What is the y-intercept in the equation y = 5x - 4?

Back

-4

Front

What is the y-intercept of a line graphed at the point (0, 4)?

Back

4

Front

What is the y-intercept for the graph that crosses the y-axis at -1?

Back

-1

Front

Define a linear equation.

Back

An equation that makes a straight line when graphed, typically in the form y = mx + b.

Front

What is the general form of a linear equation?

Back

Ax + By = C, where A, B, and C are constants.

Front

What does the slope of a line indicate?

Back

The steepness of the line and the direction it goes (positive or negative).

Front

If a line has a slope of 4, what does this mean?

Back

For every 1 unit increase in x, y increases by 4 units.

Front

What is the slope of a line that is horizontal?

Back

0