Quiz about Unit 4 Writing Linear Equations REVIEW (Long)

Question 1

Find the slope of:
(1,8) and (3,12)

Accepted Answer

2

Answer

1/2

Answer

9/7

Answer

-2

Question 2

Find the slope of:
(12,-2) and (4, -6)

Accepted Answer

1/2

Answer

-1/2

Answer

5/7

Answer

-2

Question 3

Find the slope:

Accepted Answer

-2

Answer

2

Answer

1/2

Answer

-1/2

Question 4

Find the slope of the line that passes through
(1, -19) and (-2, -7)

Accepted Answer

-4

Answer

4

Answer

1/4

Answer

-1/4

Question 5

Find the slope of the line.

Accepted Answer

1/2

Answer

-1/2

Answer

2

Answer

-2

Question 6

Find the slope of the line.

Accepted Answer

-1

Answer

-2

Answer

2

Answer

1

Question 7

Find the slope of the line.

Accepted Answer

4

Answer

1/4

Answer

-1/4

Answer

-4

Question 8

Find the Slope

Accepted Answer

3

Answer

No Slope

Answer

1/3

Answer

Zero

Question 9

What is the slope?

Accepted Answer

1/4

Answer

4

Answer

-3

Answer

-2

Question 10

What is the slope?

Accepted Answer

5/2

Answer

2/5

Answer

3

Answer

5.5

Question 11

Find the Slope

Accepted Answer

No Slope

Answer

Zero

Answer

1

Answer

0/1

Question 12

Find the Slope

Accepted Answer

Zero

Answer

5/3

Answer

3/1

Answer

Undefined

Question 13

Find the slope:

Accepted Answer

-2

Answer

2

Answer

1/2

Answer

-1/2

Question 14

Find the slope of:
(-4,5) and (-4, 2)

Accepted Answer

undefined

Answer

0

Answer

6

Answer

-3/8

Question 15

What type of slope?

Accepted Answer

negative

Answer

positive

Answer

zero slope

Answer

downward slope

Question 16

What type of slope?

Accepted Answer

zero slope

Answer

undefined

Answer

positive slope

Answer

negative slope

Question 17

What type of slope?

Accepted Answer

undefined

Answer

negative

Answer

steep

Answer

zero slope

Question 18

What direction is an undefined slope?

Accepted Answer

vertical

Answer

horizontal

Answer

Diagonal

Answer

Backwards

Question 19

What is the equation of the line?

Accepted Answer

y=3

Answer

y=3x

Answer

x=3

Answer

y=-3

Question 20

What is the correct equation in
Slope-Intercept Form?
(y = mx +b)

Accepted Answer

y = -x + 2

Answer

y = x + 2

Answer

y = 2x - 1

Answer

y = -2x - 1

Question 21

Identify the slope shown in the graph.

Accepted Answer

positive slope

Answer

negative slope

Answer

zero slope

Answer

undefined slope

Question 22

Identify the slope shown in the graph.

Accepted Answer

undefined slope

Answer

positive slope

Answer

negative slope

Answer

zero slope

Question 23

Identify the slope shown in the graph.

Accepted Answer

negative slope

Answer

positive slope

Answer

zero slope

Answer

undefined slope

Question 24

What is the correct equation in
Slope-Intercept Form?
(y = mx +b)

Accepted Answer

y = 1/4x -1

Answer

y = 1/3x - 1

Answer

y = -1/3x +1

Answer

y = -1/4x + 1

Question 25

What is the y-intercept of this graph?

Accepted Answer

-2

Answer

(1,1)

Answer

2

Answer

(0,0)

Question 26

Which equation best represents the line on the graph?

Accepted Answer

y= 1/2x

Answer

y= -1/2x

Answer

y = 2x

Answer

y = -2x

Question 27

What is the equation by looking at this graph?

Accepted Answer

y= x + 2

Answer

y= x + 3

Answer

y= -x + 2

Answer

y= 2x + 2

Question 28

Determine the slope and y-intercept. $$y=\frac{3}{2}x+3$$

Accepted Answer

slope: 3/2

y-intercept: 3

Answer

slope: 5

y-intercept: 3/2

Answer

slope: 4

y-intercept: 3/2

Answer

slope: 1/5

y-intercept: 5

Question 29

Find the slope:
(8,5) and (-9, 5)

Accepted Answer

Zero

Answer

Undefined

Answer

-10/17

Answer

-10/1

Question 30

Write the equation that best matches the graph shown.

Accepted Answer

y = 4/3 x + 4

Answer

y = 4x

Answer

y = 4x - 3

Answer

y = 4/3 x - 3

Question 31

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

Accepted Answer

y = -2x + 5

Answer

y = 2x + 5

Answer

y = -2x

Answer

y = 5

Question 32

Write the equation of the line that passes through the point (4, -2) and has a slope of -1/2.

Accepted Answer

y = -1/2x

Answer

y = -1/2x + 3

Answer

y = -1/2x + 4

Answer

y = -1/2x - 4

Question 33

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

Accepted Answer

y= 5x+5

Answer

y=1/5x+5

Answer

y=15x+5

Answer

y=10x+5

Question 34

What is the equation of this line?

Accepted Answer

x = -2

Answer

0

Answer

undefined

Answer

y = -2

Question 35

Bob's Plumbing charges $25 per hour plus a service fee of $40 for coming out to your house. Which equation models this situation?

Accepted Answer

y = 25x + 40

Answer

y = 40x + 25

Answer

y = 25x

Answer

y = 25x - 40

Question 36

Speedy Boat Rental charges a $15 deposit fee plus $2 for each hour of use to rent a paddle boat. Write an equation to represent this situation.

Accepted Answer

y = 2x + 15

Answer

x = 15y + 2

Answer

y = 15x+ 2

Question 37

A holiday meal cost $12.50 a person plus a delivery fee of $30. Which equation represents the amount a holiday meal costs(y), including delivery, for x people?

Accepted Answer

y = 30 + 12.50x

Answer

y = 12.50 + 30x

Answer

y = 12.50 + 30

Answer

12.50x = 30

Question 38

What does 'b" represent in y=mx=b

Accepted Answer

y-intercept

Answer

beans

Answer

nothing

Answer

slope

Question 39

Which statement best describes "m"?

Accepted Answer

slope

Answer

x- intercept

Answer

y - intercept

Answer

tasty

Question 40

A fitness club opens with 80 members. Each month the membership increases by 15 members. Which equation represents the relationship between the number of months the club has been opened, x, and the total fitness club membership, y?

Accepted Answer

y=15x+80

Answer

y=15x

Answer

y=x+15

Answer

y=80x+15

Question 41

Find the slope from the table.

Accepted Answer

4

Answer

-4

Answer

1

Answer

-2

Question 42

What is the equation of the line in the graph?

Accepted Answer

y = 3

Answer

x = 3

Answer

x = 0

Question 43

What is the equation for the table?

Accepted Answer

y =1/4x -3

Answer

y =4x - 3

Answer

y = -3x -3

Answer

y =-2x -3

Question 44

Given the table, write the equation in the slope-intercept form.

Accepted Answer

y = 2x + 6

Answer

y = 1/3x + 6

Answer

y = 3x + 6

Answer

y = 1/2x + 6

Question 45

Write the equation in slope-intercept form: 5x - 2y = 12

Accepted Answer

y = 5/2x - 6

Answer

y = -5/2x - 6

Answer

y = 5x +12

Answer

y = -5x + 12

Question 46

Solve for y:
y + 2 = 3x

Accepted Answer

y= 3x -2

Answer

y = 2x + 3

Answer

y= 3x +2

Answer

y= 6x

Question 47

5x + y = -10

Accepted Answer

y = -5x - 10

Answer

y = 5x + 10

Question 48

3x + y = 12

Accepted Answer

y = -3x +12

Answer

x = y + 4

Answer

x = y + 12

Answer

y = 3x -12

Question 49

y - 4x = 8

Accepted Answer

y = 4x + 8

Answer

y = -8x + 4

Question 50

2x + 2y = 18

Accepted Answer

y = -x + 9

Answer

y = x - 9

Question 51

8x + 4y= 16

Accepted Answer

y = -2x + 4

Answer

y = -8x + 16

Answer

y = 2x -4

Answer

y = -8x + 12

Question 52

4x + 3y = 9

Accepted Answer

y = -4/3x + 3

Answer

y = -3/4x + 3

Answer

y = -4x + 9

Answer

3y = -4x + 9

Question 53

x + 2y = 10

Accepted Answer

y = -1/2x + 5

Answer

y = -2x + 5

Answer

y = -1/2x - 5

Answer

2y = -x + 10

Question 54

Graph x = 2

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 55

The Harris County Fair costs $15.00 to get in and $2.50 per ride, while the Montgomery County Fair costs $10.00 to get in and $3.00 per ride. Which equation could be used to determine how many rides you would need to go on for both fairs to be of equal value?

Accepted Answer

15 + 2.5x = 10 + 3x

Answer

15x + 2.5 = 10x + 3

Answer

15-2.5x = 10

Answer

15 - 10 = 2.5x +3x

Question 56

Suppose that a bike rents for $4 plus $1.50 per hour. Write an equation in slope-intercept form that models this situation.

Accepted Answer

y = 1.50x + 4

Answer

y = 4x + 1.50

Answer

y = -4x +1.50

Answer

y = 4x - 1.50

Question 57

In order to join an online learning community, there is a $20 startup fee and a $5 monthly fee. Write an equation in slope-intercept form that models this situation.

Accepted Answer

y = 5x +20

Answer

y = 20x + 5

Answer

y=-5x + 20

Answer

y = 5x - 20

Question 58

Talk Time Phone Company charges $0.12 per minute of phone use plus a monthly service fee of $8.00 for its phone service. Which equation below can be used to find c, the total cost for one month when m, minutes are used?

Accepted Answer

c = 0.12m + 8

Answer

c = 0.12m + 8m

Answer

m = 0.12c + 8

Answer

c = 0.20m

Question 59

An airplane 30,000 feet above the ground begins descending at a rate of 2,000 feet per minute. Write an equation to model the situation.

Accepted Answer

y = - 2,000x + 30,000

Answer

y = - 2,000x - 30,000

Answer

y = 30,000x + 2,000

Answer

y = -30,000x + 2,000

Question 60

Veronika recently bought a car for $34,000. Her research shows the car will depreciate an average of $1,200 per year. Write a linear equation representing the situation.

Accepted Answer

y= -1200x + 34000

Answer

y = 1200x + 34000

Answer

y = 34000x + 1200

Answer

y = -34000x + 1200

Question 61

A family buys a case of water with 48 bottles and drinks 5 bottles per day. Which equation shows the number of bottles left after x days?

Accepted Answer

y = -5x + 48

Answer

y = 48x + 5

Answer

y = -5 + 48x

Answer

y = 48 + 5x

Question 62

Which equation matches the table?

Accepted Answer

y = 3x + 9

Answer

y = x + 9

Answer

y = x + 3

Answer

y = 12x - 3

Question 63

Write the Equation!

Accepted Answer

y = 5/2x - 3

Answer

y = -5/2x - 2

Answer

y = 5/2x - 1

Answer

y = 2/5x - 3

Question 64

Write the linear equation for the graph above.

Accepted Answer

y = -2/3x - 2

Answer

y = -2/3x + 2

Answer

y = -3/2x - 2

Answer

y = 2/3x - 2

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