Quiz about Unit 8 Review Multiple Representations of Equations

Question 1

In Slope intercept form or $$y=mx+b$$ what is the letter that represents slope?

Accepted Answer

m

Answer

y

Answer

x

Answer

b

Question 2

In Slope intercept form or $$y=mx+b$$ what is the letter that represents the y-intercept?

Accepted Answer

b

Answer

y

Answer

m

Answer

x

Question 3

What is the y-intercept of the graph?

Accepted Answer

-3

Answer

3

Answer

-4

Answer

4

Question 4

Which equation represents the linear relationship between the x-values and the y-values in the table

Accepted Answer

$$y=6x-5$$

Answer

$$y=2x+12$$

Answer

$$y=5x-6$$

Answer

$$y=-x-11$$

Question 5

Frank and his family drove 6 hours every day during a road trip. Which graph best represents y, the total number of hours driven in x days?

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 6

Which equation best represents the relationship between x and y in the graph?

Accepted Answer

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

Answer

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

Answer

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

Answer

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

Question 7

Nicholas is buying shirts for his baseball team. He will pay $9.50 for each shirt plus a one-time fee of $22.50 for the design.

Which equation can be used to find y, the total cost to buy x shirts?

Accepted Answer

$$y=9.5x+22.5$$

Answer

$$y=9.5+22.5x$$

Answer

$$y=9.5x-22.5$$

Answer

$$y=22.5x-9.5$$

Question 8

Jeff bought a bottle of water for $2. He also bought some hot dogs for $3 each. Jeff did not spend more than $14 on the hot dogs and the bottle of water.

Solve for the variable on how many hot dogs Jeff could buy. Just the number only

(Write down the correct answer you will need it for the next question)

Accepted Answer

$$3x+2\le14$$

Answer

$$3x-2\le14$$

Answer

$$3x-2\ge14$$

Answer

$$3x+2\ge14$$

Question 9

Which situation can be represented by this equation?

$$250+65x=575$$

Accepted Answer

Jeremy is traveling to a location that is 575 miles away. He has already traveled 250 miles. What is x, the number of hours at the speed of 65 miles per hour to reach the location?

Answer

Jeremy is traveling to a location that is 575 miles away. He has already traveled 250 miles. What is x, the number of additional miles that Jeremy will need to travel to reach the location?

Answer

Jeremy is reading a book with 575 pages. He has already read 65 pages and will read 250 pages per day. What is x, the number of days that Jeremy will need to read to finish the book?

Answer

Jeremy is reading a book with 575 pages. He has already read 315 pages. What is x, the number of pages Jeremy has left to read to finish the book?

Question 10

A pilot takes a taxi from the airport to a hotel. The taxi driver charges a $2.50 initial charge plus $265 per mile. Which equation can be used to find y, the total cost of the trip, if x represents the number of miles of the trip?

Accepted Answer

$$y=2.65x+2.50$$

Answer

$$y=2.50x+2.65$$

Answer

$$y=2.65\left(x+2.50\right)$$

Answer

$$y=2.65x-2.50$$

Unit 8 Review Multiple Representations of Equations

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