Unit 4 Mid Chapter Test

Front

What is the equation of the line with a slope of -2 and a y-intercept of 5?

Back

y = -2x + 5

Front

What do parallel lines have in common?

Back

Parallel lines have the same slope.

Front

What is the equation of the line with a slope of 3 and a y-intercept of -5?

Back

y = 3x - 5

Front

Write the point-slope form of the equation for a line with a slope of -3 passing through the point (2, -1).

Back

y + 1 = -3(x - 2)

Front

Write the slope-intercept form of a line with a slope of 3 and a y-intercept of 10.

Back

y = 3x + 10

Front

What is the slope of a line that is horizontal?

Back

0

Front

What is the slope of a line that is vertical?

Back

Undefined

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 y-intercept of the line represented by the equation y = 4x + 7?

Back

7

Front

What is the standard form of a linear equation?

Back

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