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Solving Systems of Linear Equations

Authored by Wayground Content

Mathematics

9th Grade

A1 covered

Used 4+ times

Solving Systems of Linear Equations
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11 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in solving a system of linear equations by elimination?

Multiply one or both equations by a constant

Add or subtract the equations to eliminate one variable

Substitute the value from Step 3 into one of the original equations

Solve the resulting equation

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following equations represents a parallel line to y = x + 1?

y = -x + 4

y = x - 1

y = -x - 1

y = x + 1

Tags

CCSS.HSG.CO.A.1

CCSS.HSG.GPE.B.5

3.

MULTIPLE CHOICE QUESTION

15 mins • 5 pts

Media Image

What is the solution to the system?

(0, 3)
(1, -1)
(-3, 1)
(1, 3)

Tags

A1.AREI.6

4.

MULTIPLE CHOICE QUESTION

15 mins • 5 pts

Media Image

When you graph the exact same equation twice,

you will have no solution. 
you will have one solution.
you will have infinite solutions. 
you will graph a giraffe. 

Tags

A1.AREI.6

5.

MULTIPLE CHOICE QUESTION

15 mins • 5 pts

Media Image

This system has _____ solutions

0
1
2
Infinitely many

Tags

A1.AREI.6

6.

MULTIPLE CHOICE QUESTION

15 mins • 5 pts

Solve the system by substitution.
 

5x + 4y= −14
y =  −7x  −  15 

(-2, -1)
(1, -2)
(-2, 1)
(-1, -2)

Tags

A1.AREI.6

7.

MULTIPLE CHOICE QUESTION

15 mins • 5 pts

Solve the system by substitution.

6x + y = -1

y = -3x - 4

(3, 1)
(1, 7)
(-3, 1)
(1, -7)

Tags

A1.AREI.6

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