Quiz about Week 2 Google Meet Quizizz 8th Grade

Question 1

Is (1, 2) a solution to the linear equation 2x + 5y = 12?

Accepted Answer

Yes

Answer

No

Question 2

Points that are___________ the line are solutions to a linear equation.

Accepted Answer

On

Answer

Off

Question 3

Solutions to linear equations are....

Accepted Answer

ordered pairs (x,y)

Answer

slope

Answer

y-intercept

Question 4

If you graph a linear equation, the result is a____________

Accepted Answer

straight line with infinite points

Answer

parabola with infinite points

Answer

straight line with finite points

Question 5

Which of the following is a solution to the graphed equation above?

Accepted Answer

(1, 3)

Answer

(3, 2)

Answer

(-4, 6)

Answer

(3, 1)

Question 6

How can you tell if a point is a solution to a system?

Accepted Answer

The (x,y) coordinates satisfy both equations

Answer

It makes the first equation true.

Answer

It makes logical sense

Answer

It makes neither equation negative

Question 7

What is the solution to the system?

Accepted Answer

(3, -1)

Answer

(-1, 3)

Answer

(-3, 1)

Answer

(-3, -1)

Question 8

If a system of equations has no solution, what does the graph look like?

Accepted Answer

parallel lines

Answer

intersecting lines

Answer

skew lines

Answer

intersecting lines

Question 9

The solution to the system is

Accepted Answer

(-2, -8)

Answer

(-8, -2)

Answer

(2, -8)

Answer

No solution

Question 10

What is the value of "b" in the following equation:

y = 2x

Accepted Answer

0

Answer

2

Answer

1

Answer

none of the above

Question 11

Select ALL equations that match line a?

Accepted Answer

y = - x + 3

Accepted Answer

y = 3 - x

Answer

y = 3x

Answer

y = - 3 -x

Question 12

Which equation matches line c?

Accepted Answer

x = 1

Answer

y = 1

Answer

y = 1x

Answer

x = - 1

Question 13

Which equation matches line d?

Accepted Answer

y = - 3

Answer

x = - 3

Answer

y = -3x

Answer

y = 3

Question 14

Speedy Boat Rental charges a $15 deposit fee plus $2 for each hour of use to rent a paddle boat.  Write an equation for C, the total cost, to rent the boat for h hours.

Accepted Answer

C = 2h + 15

Answer

h = 2C + 15

Answer

C = 15h + 2

Answer

h = 15C + 2

Question 15

Which line has a positive slope?

Accepted Answer

pink

Answer

green

Answer

blue

Answer

neither

Question 16

The location where the line crosses the y-axis is called the...

Accepted Answer

y-intercept

Answer

slant

Answer

slope

Answer

x-intercept

Question 17

Solutions to equations must be...

Accepted Answer

coordinate points

Answer

the slope

Answer

the y intercept

Answer

dilations

Question 18

Coordinate points that are NOT solutions fall....

Accepted Answer

off the line

Answer

on the line

Answer

to the ground

Answer

on the x-axis

Question 19

Given an equation with x and y and a pair of coordinate points, how do you know if the points are a solution?

Accepted Answer

Plug them into the equation to see if they make the equation true.

Answer

Guess.

Answer

You will never know if it is true.

Answer

Ask your teacher.

Question 20

What kind of line is created with the equation x=3

Accepted Answer

A vertical line going through the x-axis at 3.

Answer

No line is created. It is only a coordinate point

Answer

A curved line.

Answer

A horizontal line going through the y-axis at 3.

Week 2 Google Meet Quizizz 8th Grade

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