3.3 LESSON Slope-Intercept Form

​3.3 Slope-Intercept Form

By Cassie Stallings

Categorize

Options (8)

2.5

$$-\frac{1}{7}$$  

-1

$$\frac{3}{2}$$  

4

0

-8

15

Use the definition of slope-intercept from above to categorize slope and y-intercept of the equations shown on 1-4.

Slope

y-intercept

Multiple Choice

What is the slope of the line?

• -2

• $$-\frac{1}{2}$$

• -4

• $$-\frac{1}{4}$$

Multiple Choice

What is the y-intercept of the line?

• $$18$$

• $$-4$$

• $$0$$

• $$4$$

Multiple Choice

What is the equation of the line?

• $$y=18x-4$$

• $$y=-4x+18$$

• $$y=-\frac{1}{4}x+18$$

• $$y=-18x+4$$

Dropdown

m:​

Select answer

b: ​

Select answer

equation: ​

Select answer

Dropdown

m:​

Select answer

b: ​

Select answer

equation: ​

Select answer

Graphing

Plot the y-intercept. Then apply the slope (rise/run) to plot a second point on the graph.

$$y=\frac{2}{3}x-4$$

Hotspot

Locate the y-intercept.

$$y=-5x+45$$

Hotspot

Locate the second point after the y-intercept.

$$y=-5x+45$$

Graphing

Plot the y-intercept. Then apply the slope (rise/run) to plot a second point on the graph.

$$y=-\frac{1}{2}x$$

Math Response

Find the slope.

Type answer here

Correct Answer: \frac{4}{5}

Deg^°

Rad

Hotspot

Find the y-intercept

Math Response

What is the equation for number 11 in slope intercept form

Type answer here

Correct Answer: y=\frac{4}{5}x-3

Deg^°

Rad

Math Response

Find the slope.

Type answer here

Correct Answer: 55

Deg^°

Rad

Hotspot

Find the y-intercept.

Math Response

What is the equation for number 12 in slope intercept form

Type answer here

Correct Answer: y=55x+35

Deg^°

Rad

Math Response

What is the rate of change for #13?

Type answer here

Correct Answer: -\frac{4}{3}

Deg^°

Rad

Math Response

What is the y-intercept for #13?

Type answer here

Correct Answer: 24

Deg^°

Rad

Math Response

What is the equation for number 13 in slope intercept form

Type answer here

Correct Answer: y=-\frac{4}{3}x+24

Deg^°

Rad