Understanding and solving linear equations in three variables

Understanding and solving linear equations in three variables

9th - 12th Grade

20 Qs

quiz-placeholder

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Understanding and solving linear equations in three variables

Understanding and solving linear equations in three variables

Assessment

Quiz

Mathematics

9th - 12th Grade

Hard

Created by

Quizizz Content

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Solve the system of equations to find the value of z.

4

-4

2

-2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Use elimination or substitution to solve the systems.

(1, 4, 4)

(1,- 4, 4)

(-1, -4, -4)

3.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Check all that apply. Solve the system: 3x7y+2z=5-3x-7y+2z=-5 

 3x+8y10z=7-3x+8y-10z=7  

 3x+y+4z=73x+y+4z=-7  

x = 7

x = -10

z = -6

y = -5

y = -4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Solve the system:


(1,3, 4)\left(-1,3,\ -4\right)

(1, 3, 4)\left(-1,\ -3,\ 4\right)

Infinitely Many Solutions

No Solution

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Solve the system of linear equations.

(-1, 1, 2)

(2, 1, -1)

no solution

infinitely many solutions

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Solve the system:

(2, 1,4)\left(2,\ -1,4\right)

(2, 1, 4)\left(-2,\ -1,\ 4\right)

Infinitely Many Solutions

No Solution

7.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

Solve the following System --your answer should be in the form: (x,y,z) NO SPACES unless "no solution" or "infinitely many solutions" typed how you see it without quotations.

 4xy+4z=234x-y+4z=23  

 5x4z=235x-4z=-23  
 2y+z=252y+z=25  

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