Quiz about Topic 2 Quick Check

Question 1

What is the equation of a line with a slope of 4 and a y-intercept of 2?

Accepted Answer

y = 4x + 2

Answer

y = -4x + 2

Answer

y = -2x + 4

Answer

y = 2x + 4

Question 2

Write the equation for the line in slope-intercept form.

Accepted Answer

y= 4x+3

Answer

y= -1x+3

Answer

y=1/4x+3

Answer

y= -4x+3

Question 3

What is the equation of this line?

Accepted Answer

y = -x + 2

Answer

y = 2x +2

Answer

y = 2x -2

Answer

Cannot be Determined

Question 4

For babysitting, Nicole charges a flat fee of $3, plus $5 per hour. Write an equation for the cost, C, after h hours of babysitting.

Accepted Answer

C = 5h + 3

Answer

C = 3h + 5

Answer

H = 5c + 3

Answer

H = 3c + 5

Question 5

What does "m" represent in y=mx+b?

Accepted Answer

slope

Answer

y-intercept

Answer

macaroni

Answer

nothing

Question 6

Which of these represents slope-intercept form?

Accepted Answer

y = mx + b

Answer

y - y₁ = m(x-x₁)

Answer

Ax + By = C

Question 7

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

Accepted Answer

-5

Answer

-4

Answer

-4x

Answer

5

Question 8

For the equation
y - 3 = 2(x + 4),
the line has a slope of 2 and contains what point?

Accepted Answer

(-4, 3)

Answer

(3, -4)

Answer

(-3, -4)

Answer

(-4, -3)

Question 9

For the equation
y + 1 = -3(x - 5),
the line contains the point (5, -1) and has a slope of?

Accepted Answer

-3

Answer

-1

Answer

1

Answer

5

Question 10

Write the equation in point-slope form of the line that passes through the given point and has the given slope.
(4, -7); m = -1/4

Accepted Answer

y + 7 = -1/4(x - 4)

Answer

y - 4 = -1/4(x + 7)

Answer

y + 7 = 4(x - 4)

Answer

y - 7 = -1/4(x - 4)

Question 11

Write the equation in point-slope form of the line that passes through the given point and has the given slope:
(-2, -1); m= -3

Accepted Answer

y + 1 = -3(x + 2)

Answer

y + 1 = -3(x - 2)

Answer

y - 1 = 3(x - 1)

Answer

y + 2 = -3(x + 1)

Question 12

Which of these represents point-slope form of a linear equation?

Accepted Answer

y - y₁ = m(x - x₁)

Answer

Ax + By = C

Answer

y = mx + b

Question 13

Write the equation in point-slope form for the line that contains the points
(-2, -3), (4, 3)

Accepted Answer

y + 3 = 1(x + 2)

Answer

y - 3 = 1(x - 2)

Answer

y -3 = -1(x + 2)

Answer

y + 3 = -1(x - 2)

Question 14

Question 14.

Accepted Answer

y= 3/4 x + 3

Answer

y= 1/2 x +3

Answer

y= 2x+3

Answer

y=2x-7

Question 15

Find the x and y intercepts
4x - 5y = 40

Accepted Answer

x intercept is 10
y intercept is -8

Answer

x intercept is 10
y intercept is 8

Answer

x intercept is 10
y intercept is 20

Answer

x intercept is 8
y intercept is 10

Question 16

What is the y-intercept of the graph of 3x+4y=24

Accepted Answer

6

Answer

-6

Answer

15

Answer

-15

Question 17

What is the x- intercept of the graph of 3x+4y=24

Accepted Answer

8

Answer

12

Answer

-12

Answer

-8

Question 18

Write the following equation in slope-intercept form:
4x - 3y = 12

Accepted Answer

y = 4/3x - 4

Answer

y = -4/3x + 3

Answer

y = -4x + 12

Answer

y = 4/3x - 12

Question 19

What is the x-intercept shown on the graph?

Accepted Answer

(4, 0)

Answer

(4, -2)

Answer

(0, -2)

Answer

(0, 4)

Question 20

What is the standard form of a linear equation?

Accepted Answer

Ax + By = C

Answer

y = mx + b

Question 21

Graph 2x + 4y = 4

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 22

What does the y-intercept represent?

Accepted Answer

The initial amount of money in the savings account

Answer

The amount of each deposit made

Answer

The number of deposits made

Answer

The amount of money in the savings account after 50 deposits

Question 23

The graph shows the height (cm) of a candle as it burns, what is the y intercept and what does the y-intercept mean?

Accepted Answer

b=9, Candle starts at 9 cm.

Answer

b=2, the candle burns 2 inches per hour.

Answer

b=9, the candle burns 9 inches per hour.

Answer

b = 5, The candle ends at 5 cm

Question 24

What does the x intercept represent?

Accepted Answer

The amount of time it took Trish to run the race.

Answer

The length of the race

Question 25

Stephanie buys popcorn and soda at the concessions stand for her friends. Popcorn cost $3 and soda cost $4. Write a linear equation that models the possible amounts of popcorn x and soda y Stephanie can buy if she has $48 to spend.

Accepted Answer

3x + 4y = 48

Answer

4x + 3y = 48

Answer

48x + 4y = 3

Answer

3x + 48y = 4

Question 26

When converting the equation

2x + 4y = 8

into slope-intercept form, the first step to solve for y would be to ____________.

Accepted Answer

subtract 2x from each side

Answer

subtract 4y from each side

Answer

add 2x to each side

Answer

add 4y to each side

Question 27

Solve for y
5x - y = 6

Accepted Answer

y= 5x-6

Answer

Y= -5X +6

Answer

Y=5X+6

Answer

Y=-5X-6

Question 28

what is the slope of the following 12x - 6y = 30

Accepted Answer

2

Answer

-2

Answer

12

Answer

-12

Question 29

what is the slope for the following equation 9x + 2y = 9

Accepted Answer

-9/2

Answer

-2/9

Answer

-9

Answer

9

Question 30

what is the slope given the following two points (2,-4) and (1, 5)?

Accepted Answer

-9

Answer

9

Answer

-5

Answer

5

Question 31

Two lines that are parallel will have ...

Accepted Answer

Slope that is the same

Answer

Slope that is opposite reciprocals

Answer

No slope

Answer

none of the above

Question 32

Two lines that are perpendicular lines have ...

Accepted Answer

Slope that is opposite reciprocals

Answer

No Slope

Answer

Slope that is the same

Answer

none of the above

Question 33

Which of the following lines is PARALLEL to the graph of y = -6x + 3 and goes through the point (-1,4)?

Accepted Answer

y = -6x - 2

Answer

y=1/6x +25/6

Answer

y = 1/6x + 4

Answer

y = -6x + 4

Question 34

Which is the equation of the line that is parallel to the graph of y = 5x + 7 and has a y-intercept at (0, -2)?

Accepted Answer

y = 5x - 2

Answer

y = -2x + 7

Answer

y = 5(x - 2)

Answer

y = -1/5x - 2

Question 35

Which equation describes a line that is perpendicular to the line y = -2/7x + 4/7 and contains the point (-6, 5)?

Accepted Answer

y = 7/2x + 26

Answer

y = 7/2x - 16

Answer

y = 7/2x - 26

Answer

y = 7/2x + 16

Question 36

What slope is perpendicular to:

m = 3

Accepted Answer

-1/3

Answer

-3

Answer

1/3

Answer

3

Question 37

y = 6x + 2

y = -6x + 2

These lines are...

Accepted Answer

Neither

Answer

Parallel

Answer

Perpendicular

Question 38

y = -2/3x + 2

y = 3/2x + 9

These lines are...

Accepted Answer

Perpendicular

Answer

Parallel

Answer

Neither

Question 39

A line is parallel to y = 2x - 7.

What is its slope?

Accepted Answer

2

Answer

-2

Answer

1/2

Answer

-1/2

Question 40

Which of the following lines goes through the point (0, 4) and is parallel to y = 5x - 3?

Accepted Answer

y = 5x + 4

Answer

y = 1/5x - 3

Answer

y= 5x - 7

Answer

y = -5x - 3

Question 41

Which of the following lines goes through the point (-3, 4) and is perpendicular to y = 3/2x + 6?

Accepted Answer

y = -2/3x + 2

Answer

y = 3/2x - 6

Answer

y = 2/3x + 3

Answer

y = -2/3x - 2

Question 42

What does the "b" represent in $$y=mx+b$$

Accepted Answer

y-intercept

Answer

nothing

Answer

slope

Answer

base

Question 43

If I am looking for a line parallel to $$y=-3x-2$$ which one of these equations could it be?

Accepted Answer

$$y=-3x+6$$

Answer

$$y=-2x-1$$

Answer

$$y=3x-4$$

Answer

$$y=-2x-3$$

Question 44

$$y=\frac{-2}{7}x+4$$ and $$y=\frac{7}{2}x-3$$ are parallel lines

Accepted Answer

False

Answer

True

Question 45

$$y=3x+2$$ and $$y=3x-3$$ These lines are...

Accepted Answer

Parallel

Answer

Perpendicular

Answer

Neither

Question 46

$$y=\frac{-2}{3}x+2$$ and $$y=\frac{3}{2}x+9$$

These lines are...

Accepted Answer

Perpendicular

Answer

Parallel

Answer

Neither

Question 47

y = 3/2x + 2
y = 2/3x + 6
These lines are...

Accepted Answer

Neither

Answer

Parallel

Answer

Perpendicular

Question 48

What slope is perpendicular to: m = 5/8

Accepted Answer

-8/5

Answer

-5/8

Answer

5/8

Answer

8/5

Question 49

Are these lines parallel?
y = 12x + 4
y = 12x +14

Accepted Answer

YES

Answer

NO

Question 50

Write an equation of a line that passes through the point (8,10) and is parallel to the line y = (1/2)x - 9.

Accepted Answer

y = (1/2)x + 6

Answer

y = -2x - 14

Answer

y = -2x + 6

Answer

y = (1/2)x - 14

Question 51

Write an equation in slope intercept form that is perpendicular to y = -3x + 4 and passes through the point (9,5).

Accepted Answer

y = 1/3x + 2

Answer

y = 3x - 32

Answer

y = -3x + 22

Answer

y = 1/3x - 8

Question 52

Write an equation in slope intercept form that is parallel to y = 2x + 3 and passes through the point (3, -4).

Accepted Answer

y = 2x -10

Answer

y = 2x + 10

Answer

y = -2x -10

Answer

y= -2x - 2

Question 53

Write an equation of a line that passes through the point (-9,2) and is perpendicular to the line y = 3x - 12

Accepted Answer

y = (-1/3)x - 1

Answer

y = (1/3)x - 2

Answer

y = -3x + 12

Answer

y = 3x - 1

Question 54

Find the equation of a line with a slope of 3 passing through the point (2, 5).

Accepted Answer

y = 3x - 1

Answer

y = 3x + 1

Answer

y = 3x + 5

Answer

y = 3x - 5

Topic 2 Quick Check

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