Slope-Intercept Form Review

Front

What is the slope of a line that passes through the points (1, -19) and (-2, -7)?

Back

-4

Front

What type of slope does a vertical line have?

Back

Undefined

Front

If y varies directly as x, and x = 27 when y = 6, what is x when y = 2?

Back

9

Front

What type of slope does a line that goes down from left to right have?

Back

Negative

Front

What is the slope of a line if the change in y is 7 and the change in x is 5?

Back

7/5

Front

What is the slope-intercept form of a linear equation?

Back

y = mx + b, where m is the slope and b is the y-intercept.

Front

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

Back

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

Front

What does a positive slope indicate about a line?

Back

The line rises from left to right.

Front

What does a zero slope indicate about a line?

Back

The line is horizontal.

Front

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

Back

2