Unit 3 Linear Functions Pre Algebra

Front

What is the y-intercept in the equation x + 2y = 4?

Back

The y-intercept is 2, represented as the point (0, 2).

Front

Which of these represents slope-intercept form?

Back

The slope-intercept form is y = mx + b.

Front

Find the slope of the line represented by the equation 4x + 5y = 20.

Back

The slope is -4/5.

Front

If m=3 and b=6, what is the correct slope-intercept equation?

Back

The equation is y = 3x + 6.

Front

Transform from standard form to slope-intercept form: 2x - 3y = 10.

Back

The slope-intercept form is y = 2/3x - 10/3.

Front

What does 'm' represent in the slope-intercept form of a linear equation?

Back

In the equation y = mx + b, 'm' represents the slope of the line.

Front

What does 'b' represent in the slope-intercept form of a linear equation?

Back

In the equation y = mx + b, 'b' represents the y-intercept of the line.

Front

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

Back

The slope (m) is calculated as m = (y2 - y1) / (x2 - x1).

Front

What is the slope of a horizontal line?

Back

The slope of a horizontal line is 0.

Front

What is the slope of a vertical line?

Back

The slope of a vertical line is undefined.