Chapter 3 Test Review

Front

What does 'm' represent in the equation y=mx+b?

Back

Slope

Front

Find the slope of the table if the change in y is 3 and the change in x is 1.

Back

3

Front

Re-write the equation -2x + 3y = 12 in slope-intercept form (solve for y).

Back

y = \frac{2}{3}x + 4

Front

The rate of change in a linear equation is also known as the _________.

Back

Slope

Front

What type of slope does a vertical line have?

Back

Undefined

Front

What is the y-intercept in the equation y = 2x + 3?

Back

3

Front

If the slope of a line is negative, what does that indicate about the line's direction?

Back

The line decreases from left to right.

Front

What is the slope of a horizontal line?

Back

Zero

Front

In the equation y = mx + b, what does 'b' represent?

Back

Y-intercept

Front

How do you find the slope between two points (x1, y1) and (x2, y2)?

Back

Slope = \frac{y2 - y1}{x2 - x1}