Algebra Concepts Unit 3 Flashcard Review

Front

What is the equation of a horizontal line?

Back

Front

What is the equation of a vertical line?

Back

Front

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

Back

Front

Back

The y-intercept is the value of b in the equation.

Front

What does the slope of a line represent?

Back

The slope represents the rate of change of y with respect to x, or the steepness of the line.

Front

What is the formula for finding the slope between two points (x1, y1) and (x2, y2)?

Back

Front

What is standard form of a linear equation?

Back

Front

How do you convert from standard form to slope-intercept form?

Back

To convert, solve for y to isolate it on one side of the equation.

Front

What is the significance of the y-intercept in a graph?

Back

The y-intercept is the point where the line crosses the y-axis.

Front

What does it mean if a line has a slope of 0?

Back

A slope of 0 means the line is horizontal.