Quiz about Slopes and Equations of Lines

Question 1

Find the slope of the line that passes through the points (2, 4) and (6, 12)

Accepted Answer

2

Answer

1/2

Answer

-1/2

Answer

-2

Question 2

Find the slope of the line that passes through
(10, 1) and (5, 2)

Accepted Answer

-1/5

Answer

1/5

Answer

5

Answer

-5

Question 3

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

Accepted Answer

y-intercept

Answer

macaroni

Answer

nothing

Answer

slope

Question 4

What is the slope in the equation:  y=4x+3

Accepted Answer

4

Answer

3

Answer

4x

Answer

x

Question 5

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

Accepted Answer

-5

Answer

-4

Answer

-4x

Answer

5

Question 6

How would you write the equation with a slope of 2/3 and a y-intercept of -3

Accepted Answer

y=2/3x-3

Answer

y=3/2x+3

Answer

y=2/3-3

Answer

y=2/3x+3

Question 7

Write the equation of the line.

Accepted Answer

y = 1/3x - 2

Answer

y = -1/3x - 2

Answer

y = 3x - 2

Answer

y = -3x - 2

Question 8

Write the equation of the line.

Accepted Answer

y = -3/2x + 4

Answer

y = -2/3x + 4

Answer

y = 2/3x + 4

Answer

y = 3/2x + 4

Question 9

Two lines are parallel if and only if they have

Accepted Answer

the same slope

Answer

the product of the slopes is -1

Answer

two different slopes

Answer

one slope = -1 and the other slope = 0.

Question 10

Two lines are perpendicular if and only if

Accepted Answer

the product of the slope is -1

Answer

the slopes are the same

Answer

the slopes are negatives of each other

Answer

One of the slopes is 0

Question 11

The slope of a VERTICAL line is ____________________.

Accepted Answer

undefined

Answer

Zero

Answer

negative

Answer

positive

Question 12

The slope of a HORIZONTAL line is ____________________.

Accepted Answer

zero

Answer

undefined

Answer

positive

Answer

negative

Question 13

Are these two lines parallel, perpendicular or neither?
y = -1/3x - 5
y = 1/3x + 2

Accepted Answer

Neither

Answer

Parallel

Answer

Perpendicular

Answer

can not be determined

Question 14

Slopes of parallel lines are...

Accepted Answer

the same.

Answer

opposite reciprocals.

Answer

opposites.

Answer

always 7.

Question 15

Slopes of perpendicular lines are...

Accepted Answer

opposite reciprocals.

Answer

opposites.

Answer

the same.

Answer

always 7.

Question 16

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

Accepted Answer

Parallel

Answer

Perpendicular

Answer

Neither

Answer

The same line

Question 17

y = ^{- 2}/₃x + 2
y = ³/₂x + 9
These lines are...

Accepted Answer

Perpendicular

Answer

Parallel

Answer

Neither

Question 18

Which line is perpendicular to
y = 2x - 7 ?

Accepted Answer

y = ^-1/₂x + 2

Answer

y = -2x + 8

Answer

y = ¹/₂x - 7

Answer

y = 2x - 3

Question 19

What is the slope of a line perpendicular to a line with slope ^-6/₅?

Accepted Answer

5/6

Answer

-6/5

Answer

-5/6

Answer

-4/3

Question 20

If a line has a slope of -8/9 a line that is perpendicular has a slope of what?

Accepted Answer

9/8

Answer

-9/8

Answer

8/9

Answer

-8/9

Question 21

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 22

Which of the following lines is PARALLEL to the graph of 5x + 2y = 8?

Accepted Answer

-10x - 4y = 7

Answer

2x + 5y = 8

Answer

5x - 2y = 6

Answer

-10x + 4y = 9

Question 23

The line below is shifted up 3 units. What is the equation of the resulting line?

Accepted Answer

y = 1/2x + 4

Answer

y = 2x + 5/2

Answer

y = 2x + 4

Answer

y = 1/2x +5/2

Question 24

Which of the following represents the equation of the line passing through (-4, 5) PERPENDICULAR to the line y = -1/2x + 5/2?

Accepted Answer

y = 2x + 13

Answer

y = 2x + 5

Answer

y = -1/2x + 3

Answer

y = -1/4x + 11/2

Question 25

Solve: -4 + 5(x + 3) = 9

Accepted Answer

-0.4

Answer

2

Answer

6

Answer

-4

Question 26

The total cost of renting a car is $22 per day, plus an initial fee of $55. Which equation best describes this relationship?

Accepted Answer

c = 55 + 22d

Answer

c = 55d - 22

Answer

c = 22d - 55

Answer

c = 22d + 100

Question 27

What type of line does the picture represent?

Accepted Answer

Intersecting

Answer

Parallel

Answer

Perpendicular

Question 28

What type of line does the picture represent?

Accepted Answer

Parallel

Answer

Intersecting

Answer

Perpendicular

Question 29

What type of line does the picture represent?

Accepted Answer

Intersecting

Answer

Parallel

Answer

Perpendicular

Question 30

What is the solution?

Accepted Answer

(1, -1)

Answer

(-1, 1)

Answer

(0, -2)

Answer

(0, 1)

Question 31

How many solutions does this system of equations have?

Accepted Answer

Infinitely Many Solutions

Answer

One Solution

Answer

No solution

Answer

Two Solutions

Question 32

Solve for x and y
3x + 2y = 16
7x + y = 19

Accepted Answer

(2,5)

Answer

(-2,5)

Answer

(-2,-5)

Answer

(2,-5)

Question 33

This system has _____ solutions

Accepted Answer

0

Answer

1

Answer

2

Answer

Infinitely many

Question 34

Find the solution to the system of equations:
3x + 2y = 16
y = -7x + 19

Accepted Answer

(2,5)

Answer

(-2,5)

Answer

(-2,-5)

Answer

(2,-5)

Question 35

Determine if (4, 1) is a solution for the system of equations.
y = -x + 5
y = 2x - 7

Accepted Answer

yes

Answer

no

Question 36

Which of the following are ways to solve systems of equations?

Accepted Answer

All of the above

Answer

Graphing

Answer

Substitution

Answer

Elimination

Question 37

What is the solution to the system?
8x + 4y = 12
y = -2x + 3

Accepted Answer

Infinitely many solutions

Answer

(0,3)

Answer

(3,0)

Answer

No solution(parallel lines)

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