Slope-intercept Review

Slope-intercept Quiz Review

By Catherine Selzler

It tells you the slope and the y-intercept. You just need to know where to look.

​This is called the slope-intercept equation.

Multiple Choice

What is the slope in the equation $$y=2x+3$$ ?

• 2

• 3

• 5

• Cannot be Determined 

Multiple Choice

What is the y-intercept of the line with the equation $$y\ =\ -2x\ +\ 4$$  ?

• $$-2$$  

• $$2$$  

• $$4$$  

• $$-4$$  

Multiple Choice

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

• (0,-4)

• (-4,0)

• (-5,0)

• (0,-5)

Multiple Choice

What is the slope of the line with the equation $$y\ =\ -\frac{3}{2}x\ +\ 4$$  ?

• $$-\frac{3}{2}$$  

• $$\frac{3}{2}$$  

• $$4$$  

• $$-4$$  

Multiple Choice

Write a linear equation in slope intercept form of a line with a slope of 12 and y intercept of 10.

• $$y=12x-10$$

• $$y=10x+12$$

• $$y=12x+10$$

• $$y=10x-12$$

Where the line crosses or touches the y-axis.

​

Y-intercept

Where the line crosses or touches the y-axis.

​

Y-intercept

Multiple Choice

_{What is the y-intercept of the line ?}

• y = 1/2

• y = 1

• y = -1/2

• y = -1

Multiple Choice

What is the y-intercept shown on the graph?

• (0, -2)

• (3, 0)

• (0, 3)

• None of these.

Read all lines from left to right.

Straight across does not go up or down so it is 0.

Falling off a cliff is undefined.​

Types of slope:

Draw this to help you remember the types of slope.

​

​Remember Slope Guy!

Multiple Choice

What kind of slope is this?

• Positive

• Negative

• Zero

• Undefined

Multiple Choice

What is the slope of this line?

• Positive

• Zero

• Negative

• Undefined

Multiple Choice

What kind of slope is this?

• Positive

• Negative

• Zero

• Undefined

Multiple Choice

What kind of slope is this?

• Positive

• Negative

• Zero

• Undefined

Identify two points at a corner of a square.

Count your RISE and your RUN.

Remember, UP is positive and DOWN is negative.​

​

Slope:

Rise over Run​

Multiple Choice

Find the slope

• 4/5

• 5/4

• -5/4

• -4/5

Multiple Choice

Find the slope

• -3/4

• 4/3

• 3/4

• -4/3

Multiple Choice

Find the slope

• -2/3

• 3/2

• -3/2

• 2/3

Multiple Choice

What is the Slope of the line?

• 2

• 1/2

• -2

• -1/2

Multiple Choice

What is the slope of the line?

• Undefined

• Zero

• -1

• 1

How did they figure out this equation from the graph?

Multiple Choice

What is the Equation of this line in slope-intercept form?

• $$y=\frac{2}{3}x-3$$

• $$y=\frac{3}{2}x\ -\ 3$$

• $$y\ =\ \frac{2}{3}x\ +3$$

• $$y=\frac{3}{2}x\ +2$$

Multiple Choice

What is the equation of this line in slope-intercept form?

• y = 2x + 5

• y = -2x + 5

• y = -2x

• y = 5

Multiple Choice

Write the equation of the line.

• y = -1/3x - 2

• y = 1/3x - 2

• y = 3x - 2

• y = -3x - 2

Multiple Choice

Graph the line with the equation $$y\ =\ -\frac{2}{3}x\ +\ 4$$  

Multiple Choice

Which is the graph of y= -x + 2?

• A

• B

• C

• D