y = mx + b

Front

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

Back

The slope of the line.

Front

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

Back

The y-intercept of the line.

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 equation y = 3x - 4?

Back

3

Front

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

Back

2

Front

If the slope is negative, what does that indicate about the line?

Back

The line decreases as it moves from left to right.

Front

What is the y-intercept of the equation y = 4x + 0?

Back

0

Front

How can you determine the equation of a line from a graph?

Back

Identify the slope and y-intercept from the graph.

Front

What is the equation of a line with a slope of 40 and a y-intercept of 0?

Back

y = 40x.

Front

If a line passes through the point (0, -3), what is the y-intercept?

Back

-3.