Slope & Slope-Intercept

Front

The graph of a linear equation is always a straight line.

Back

True

Front

Which letter represents the y-intercept in y=mx+b?

Back

b

Front

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

Back

(0, 8)

Front

What is the y-intercept in the equation y=-4x-5?

Back

-5

Front

What does 'm' represent in the slope-intercept form y=mx+b?

Back

The slope of the line.

Front

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

Back

-3

Front

How do you find the y-intercept from the equation y = mx + b?

Back

Set x to 0 and solve for y.

Front

What is the slope of a horizontal line?

Back

0

Front

What is the slope of a vertical line?

Back

Undefined

Front

If a line has a slope of 2, what does this mean?

Back

For every 1 unit increase in x, y increases by 2 units.