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Tell how many solutions a linear system has

9th grade (Year 10 in England) · 16 questions · Common Core: 8.EE.C.8.B, HSA.REI.C.6

Name

Date

Score/ 16

1
Question 1
How many solutions does this system have? 4x + 2y = −3 −8x − 4y = 4
- A. Exactly one
- B. None
- C. Infinitely many
2
Question 2
How many solutions does this system have? y = −4x + 1 y = −3x − 6
- A. Exactly one
- B. None
- C. Infinitely many
3
Question 3
How many solutions does this system have? x + 3y = −1 3x + 9y = −3
- A. Exactly one
- B. None
- C. Infinitely many
4
Question 4
How many solutions does this system have? y = x − 2 y = −5
- A. Exactly one
- B. None
- C. Infinitely many
5
Question 5
How many solutions does this system have? 5x − 3y = −2 10x − 6y = −3
- A. Exactly one
- B. None
- C. Infinitely many
6
Question 6
How many solutions does this system have? y = x − 4 y = −x + 3
- A. Exactly one
- B. None
- C. Infinitely many
7
Question 7
How many solutions does this system have? 4x + y = 1 12x + 3y = 2
- A. Exactly one
- B. None
- C. Infinitely many
8
Question 8
How many solutions does this system have? y = −2x − 3 2y = −4x − 6
- A. Exactly one
- B. None
- C. Infinitely many
9
Question 9
How many solutions does this system have? −5x − y = 6 10x + 2y = −12
- A. Exactly one
- B. None
- C. Infinitely many
10
Question 10
How many solutions does this system have? y = −2x − 6 y = −2x − 3
- A. Exactly one
- B. None
- C. Infinitely many
11
Question 11
How many solutions does this system have? −5x + 2y = −2 −15x + 6y = −8
- A. Exactly one
- B. None
- C. Infinitely many
12
Question 12
How many solutions does this system have? y = −2x + 1 3y = −6x + 3
- A. Exactly one
- B. None
- C. Infinitely many
13
Question 13
How many solutions does this system have? −5x + 2y = −4 −10x + 4y = −8
- A. Exactly one
- B. None
- C. Infinitely many
14
Question 14
How many solutions does this system have? y = x − 2 y = −x − 1
- A. Exactly one
- B. None
- C. Infinitely many
15
Question 15
How many solutions does this system have? −5x − 5y = 0 −15x − 15y = 0
- A. Exactly one
- B. None
- C. Infinitely many
16
Question 16
How many solutions does this system have? y = −2x + 5 y = −2x + 8
- A. Exactly one
- B. None
- C. Infinitely many

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