Quiz about Graph and Writing Equation of a Line

Question 1

Write the equation of the line:
Slope = 3 and y-intercept 10

Accepted Answer

y = 3x + 10

Answer

y = 3x + 5

Answer

y = 3x - 3

Answer

y = 2x - 2

Question 2

Find the slope from the table.

Accepted Answer

4

Answer

-4

Answer

1

Answer

-2

Question 3

What is the slope a horizontal line?

Accepted Answer

0

Answer

-1

Answer

undefined

Answer

1

Question 4

Write the equation of a line that contains the point (3, 5) and has a slope of 3 in slope-intercept form.

Accepted Answer

y = 3x - 4

Answer

y - 5 = 3(x-3)

Answer

y = 3x + 14

Answer

y + 5 = 3(x+3)

Question 5

Which graph represents x = 2?

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 6

Which equation is parallel to:
y = 5/7x +2

Accepted Answer

y = 5/7x +5

Answer

y = -7/5x +1

Answer

y = 7/5x +4

Answer

y = -5/7x -3

Question 7

Which equation is perpendicular to:
y = -6x +2

Accepted Answer

y = 1/6x +5

Answer

y = 6x +1

Answer

y = -1/6x +4

Answer

y = -6x +3

Question 8

y-intercept -3, x-intercept 7

Accepted Answer

y= -3/7x - 3

Answer

y = 3

Answer

y = 3/7x +1

Answer

y = 7

Question 9

Horizontal line through (-3,8)

Accepted Answer

y = 8

Answer

x = 8

Answer

y = 3

Answer

x = -3

Question 10

Vertical line through (6,-7)

Accepted Answer

x = 6

Answer

y = 6

Answer

x = -7

Answer

y = -7

Question 11

Write the slope-intercept form of the equation from the graph:

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 12

Write the slope-intercept form of the equation given the following information:

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Question 13

Which line is perpendicular to this line:
y=1/3x+7

Accepted Answer

y=-3x+8

Answer

y=1/3x+2

Answer

y= 3x+1

Answer

y=-1/3x

Question 14

What equation is parallel to this equation:
y=2x+4

Accepted Answer

y=2x+1

Answer

y=1/2x+4

Answer

y=-2x+4

Answer

y=-1/2x+1

Question 15

Write the equation of the line that passes through (5, 7) and (5, -3).

Accepted Answer

x = 5

Answer

y = -3

Answer

y = 7

Answer

y = 5x + 7

Question 16

Which of these represents point-slope form?

Accepted Answer

y - y₁ = m(x-x₁)

Answer

Ax + By = C

Answer

y = mx + b

Question 17

Which of these represents slope-intercept form?

Accepted Answer

y = mx + b

Answer

y - y₁ = m(x-x₁)

Answer

Ax + By = C

Question 18

a trend line that shows the most accurate relationship between x and y.

Accepted Answer

line of best fit

Answer

linear regression

Answer

no correlation

Answer

trend line

Question 19

Write in standard form.
y = -4x - 5

Accepted Answer

4x + y = -5

Answer

y = -3x + 5

Answer

4x - y = 5

Answer

-4x + y = -5

Question 20

Write in standard form.
y = 2x +1

Accepted Answer

2x - y = -1

Answer

-2x + y = 1

Answer

2x + y = -1

Answer

2x + y = -1

Question 21

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 22

Write an equation
m = 5/4 through (-4, -3)

Accepted Answer

5x - 4y = -8

Answer

5x + 4y = -8

Answer

5x - 4y = 8

Answer

5x - y = -17

Question 23

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 24

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 25

Find the slope

Accepted Answer

5/2

Answer

-5/2

Answer

2/5

Answer

-2/5

Question 26

Identify the slope and y-intercept of:
y = 1/5x + 5

Accepted Answer

slope: 1/5   y-intercept:  5

Answer

slope: 1/6   y-intercept:  4

Answer

slope: 5/1   y-intercept:  5

Answer

slope: 1   y-intercept:  5

Question 27

Give the x-intercept
3x + 8y = 24

Accepted Answer

(8, 0)

Answer

(0, 8)

Answer

(3, 0)

Answer

(0, 3)

Question 28

Perpendicular lines have the same slope.

Accepted Answer

False

Answer

True

Question 29

The slope of perpendicular lines are negative reciprocals

Accepted Answer

True

Answer

False

Question 30

The following two numbers are negative reciprocals of each other
2 and -1/2

Accepted Answer

True

Answer

<span>False<br></span>

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