Linear Equations Test Review

Front

Change the following equation to slope-intercept form: 5x - 5y = 25

Back

y = x - 5

Front

Slopes of perpendicular lines are...

Back

opposite reciprocals.

Front

Which of these represents the standard form of a linear equation?

Back

Ax + By = C

Front

Find the x and y intercepts: 5x - 3y = 15

Back

x intercept is 3, y intercept is -5

Front

y = 6x + 2 and y = -6x + 2: These lines are...

Back

Neither

Front

What is the slope of the line represented by the equation y = 3x + 4?

Back

3

Front

What is the y-intercept of the equation y = -2x + 5?

Back

5

Front

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

Back

Set y = 0 and solve for x.

Front

What does the slope of a line represent?

Back

The rate of change of y with respect to x.

Front

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

Back

m = (y2 - y1) / (x2 - x1)