Chap5 review

Front

What is the x-intercept of the equation 3x + 8y = 24?

Back

(8, 0)

Front

What is the slope and y-intercept of the line represented by the equation y = 3x - 4?

Back

m = 3, b = -4

Front

Write the slope-intercept form of the line with slope m = -3 and y-intercept b = 4.

Back

y = -3x + 4

Front

What is the equation of a line PERPENDICULAR to y=\frac{1}{3}x-9 that passes through the point (-6, 10)?

Back

y = -3x - 8

Front

What do two parallel lines have in common?

Back

Slope that is the same

Front

How do you find the x-intercept of a linear equation?

Back

Set y = 0 and solve for x.

Front

How do you find the y-intercept of a linear equation?

Back

Set x = 0 and solve for y.

Front

What is the slope of a line that is perpendicular to a line with slope 2?

Back

-\frac{1}{2} (the negative reciprocal of 2)

Front

What is the general form of a linear equation?

Back

Ax + By = C, where A, B, and C are constants.

Front

What does the slope of a line represent?

Back

The rate of change of y with respect to x.