Quiz about 8th Unit 3 Test Review: Linear Relationships

Question 1

How do you know if an (x,y) ordered pair is a solution of an equation?

Accepted Answer

Plug into equation to see if TRUE

Answer

See if they add to equal zero

Answer

Plug into equation to see if FALSE

Question 2

Is the Point (0,5) a solution to 4x +2y = 20

Accepted Answer

No

Answer

Yes

Question 3

Is the Point (2,6) a solution to 4x +2y = 20

Accepted Answer

Yes

Answer

No

Question 4

Which graph is decreasing?

Accepted Answer

d

Answer

a

Answer

b

Answer

c

Question 5

What graph increases the fastest?

Accepted Answer

a

Answer

b

Answer

c

Answer

d

Question 6

Which line has the highest initial value/y-intercept?

Accepted Answer

d

Answer

a

Answer

b

Answer

c

Question 7

A pizza restaurant charges $6 for delivery and $15 per pizza. What is the total cost if you order 2 pizzas to be delivered?

Accepted Answer

$36

Answer

$30

Answer

$27

Answer

$42

Question 8

What is the slope given the points : (7,3) and (9,7)

Accepted Answer

2

Answer

1/2

Answer

3

Answer

4

Question 9

What is the slope, rate of change show in the graph?

Accepted Answer

10

Answer

2

Answer

5

Answer

15

Question 10

You get a gaming gift card and every in-game purchase costs the same amount of money.
How much money was on the gift card?

Accepted Answer

20

Answer

10

Answer

2

Answer

18

Question 11

You get a gaming gift card and every in-game purchase costs the same amount of money.
How much was each in-game purchase?

Accepted Answer

2

Answer

4

Answer

20

Answer

18

Question 12

You get a gaming gift card and every in-game purchase costs the same amount of money.
How many purchases can you make before you used up the gift card?

Accepted Answer

10

Answer

20

Answer

2

Answer

18

Question 13

Mark buys guitar stings and picks. Picks cost $1 each and strings cost $8. Write an equation to show if he spent a total of $42.00.

Accepted Answer

x + 8y = 42

Answer

x + y =42

Answer

y = 8x + 42

Answer

y = 1x + 8

Question 14

Write an equation for the scenario:

It costs $20 to sign up for a streaming service for movies, and then you have to also pay $5 per month.

Accepted Answer

y = 5x + 20

Answer

y = 20x + 5

Answer

x + y =20

Answer

x + 5y = 20

Question 15

How much would it cost for 1 month?

It costs $20 to sign up for a streaming service for movies, and then you have to also pay $5 per month.

Accepted Answer

25

Answer

15

Answer

5

Answer

20

Question 16

How much would it cost for 12 months (1 year)?

It costs $20 to sign up for a streaming service for movies, and then you have to also pay $5 per month.

Accepted Answer

80

Answer

60

Answer

40

Answer

240

Question 17

How would you graph:

It costs $20 to sign up for a streaming service for movies, and then you have to also pay $5 per month.

Accepted Answer

Start at $20 on y-axis and count rise/run up 5 and right 1 from starting point.

Answer

Start at origin and count rise/run up $20 and right 1

Answer

Start at $5 and count rise/run up 20 and right 1 from starting point

8th Unit 3 Test Review: Linear Relationships

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