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 the point (-2, 4).

Back

y = -1x + 2

Front

What is the slope of a horizontal line?

Back

Zero

Front

What is the slope of a line that rises from left to right?

Back

Positive

Front

Find the x and y intercepts for the equation 4x - 10y = 20.

Back

x-intercept = 5, y-intercept = -2

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 between 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 equation of a line with a slope of 2 that passes through the point (1, 3)?

Back

y = 2x + 1