GRAPHING LINEAR EQUATIONS (REVIEW)

Front

What is the y-intercept of the equation y = 3x + 8?

Back

(0, 8)

Front

Write the equation in slope-intercept form given m = -1 and b = 2.

Back

y = -1x + 2

Front

Convert the equation 2x - y = 2 to slope-intercept form.

Back

y = 2x - 2

Front

True or false: A horizontal line has a slope of 1.

Back

False

Front

Which is the graph of y = -x + 2?

Back

Graph A

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 a vertical line?

Back

Undefined.

Front

What is the slope of a horizontal line?

Back

0.