3 Variable Systems

3 Variable Systems

9th - 12th Grade

6 Qs

quiz-placeholder

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3 Variable Systems

3 Variable Systems

Assessment

Quiz

Mathematics

9th - 12th Grade

Medium

CCSS
HSA.REI.C.6, HSA.REI.C.5

Standards-aligned

Created by

Sean Sacoman

Used 114+ times

FREE Resource

6 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

How would you know a system has no solution?

You end up with 0=0 at some point.

The value of one of the variables is 0 (i.e. x=0, y=0, or z=0).

You end up with a false statement (e.g. 3=5) at some point.

You end up with fractions at some point.

Tags

CCSS.HSA.REI.C.6

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Say you wanted to eliminate x from the system shown. How would you do it?

Add the equations without doing any multiplication.

Multiply the first equation by 2 and the second equation by 3, then add the equations.

Multiply the first equation by negative 2 and the second equation by 3, then add the equations.

Multiply the first equation by 3 and the second equation by negative 2, then add the equations.

Tags

CCSS.HSA.REI.C.5

CCSS.HSA.REI.C.6

3.

MULTIPLE SELECT QUESTION

15 mins • 1 pt

Media Image

Which of the following could be a correct first step in solving the system shown? Select all that apply.

Multiply the first equation by 2, then add the result to the third equation.

Multiply the second equation by 2, then add the result to the third equation.

Add the first and second equation.

Add the first and third equation.

Add the second and third equation.

Tags

CCSS.HSA.REI.C.5

CCSS.HSA.REI.C.6

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

True or false: (2,1,-1) is the solution to the system

True

False

Tags

CCSS.HSA.REI.C.6

5.

OPEN ENDED QUESTION

15 mins • 1 pt

Media Image

Solve the system using elimination.

Evaluate responses using AI:

OFF

Tags

CCSS.HSA.REI.C.5

CCSS.HSA.REI.C.6

6.

OPEN ENDED QUESTION

15 mins • Ungraded

Media Image

Solve the system using elimination.

Evaluate responses using AI:

OFF

Tags

CCSS.HSA.REI.C.5

CCSS.HSA.REI.C.6