Simultaneous equations – medium – Primrose Kitten

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Simultaneous equations – medium

Last updated: 12/01/2021

GCSE Maths – Equivalency test Simultaneous linear equations Simultaneous equations – medium

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Question 1 of 25

1. Question
6x + 4y = 70, 6x – 8y = -14
- x = 7, y = 7
- x = 8, y = 6
- x = 14, y = 4
- x = 4, y = 14
Correct

Incorrect
Question 2 of 25

2. Question
8x – 8y = 0, 8x + 5y = -52
- x = -4, y = -4
- x = -1, y = -12
- x = -8, y = -2
- x = -3, y = -5
Correct

Incorrect
Question 3 of 25

3. Question
3x + 3y = 27, 3x – 5y = 3
- x = 6, y = 3
- x = 18, y = 1
- x = 12, y = 2
- x = 7, y = 2
Correct

Incorrect
Question 4 of 25

4. Question
3x – 3y = 0, 3x + 2y = -10
- x = -2, y = -2
- x = -3, y = -1
- x = -1, y = -4
- x = -1, y = -6
Correct

Incorrect
Question 5 of 25

5. Question
8x – 5y = 41, 5x + 5y = 50
- x = 7, y = 3
- x = 6, y = 4
- x = 14, y = 2
- x = 8, y = 2
Correct

Incorrect
Question 6 of 25

6. Question
6x – y = 32, 6x + 3y = 48
- x = 6, y = 4
- x = 5, y = 5
- x = 2, y = 12
- x = 18, y = 1
Correct

Incorrect
Question 7 of 25

7. Question
4x – 6y = 0, 2x + 6y = 18
- x = 3, y = 2
- x = 9, y = 1
- x = 6, y = 1
- x = 4, y = 1
Correct

Incorrect
Question 8 of 25

8. Question
6x + 7y = 59, 6x – 3y = 9
- x = 4, y = 5
- x = 3, y = 6
- x = 8, y = 3
- x = 2, y = 10
Correct

Incorrect
Question 9 of 25

9. Question
6x – y = 3, 6x + 8y = 30
- x = 1, y = 3
- x = 0, y = 9
- x = 1, y = 6
- x = 3, y = 1
Correct

Incorrect
Question 10 of 25

10. Question
2x + 5y = 44, 4x – 5y = -32
- x = 2, y = 8
- x = 1, y = 9
- x = 6, y = 3
- x = 1, y = 24
Correct

Incorrect
Question 11 of 25

11. Question
4x + 2y = 0, 4x – y = -18
- x = -3, y = 6
- x = -2, y = 5
- x = -6, y = 3
- x = -1, y = 18
Correct

Incorrect
Question 12 of 25

12. Question
7x + 8y = -8, 7x – 7y = -98
- x = -8, y = 6
- x = -3, y = 18
- x = -4, y = 12
- x = -16, y = 3
Correct

Incorrect
Question 13 of 25

13. Question
x – 2y = -13, 6x + 2y = 6
- x = -1, y = 6
- x = -2, y = 7
- x = 0, y = 18
- x = -2, y = 3
Correct

Incorrect
Question 14 of 25

14. Question
7x + 5y = 29, 7x – 7y = -7
- x = 2, y = 3
- x = 1, y = 9
- x = 1, y = 4
- x = 4, y = 2
Correct

Incorrect
Question 15 of 25

15. Question
3x + y = -7, 8x – y = -15
- x = -2, y = -1
- x = -1, y = -3
- x = -3, y = 0
- x = -1, y = -2
Correct

Incorrect
Question 16 of 25

16. Question
4x + 7y = -26, 3x – 7y = 5
- x = -3, y = -2
- x = -1, y = -6
- x = -9, y = -1
- x = -4, y = -1
Correct

Incorrect
Question 17 of 25

17. Question
5x + 8y = 38, x – 8y = -2
- x = 6, y = 1
- x = 2, y = 3
- x = 12, y = 1
- x = 5, y = 2
Correct

Incorrect
Question 18 of 25

18. Question
3x – 8y = 5, x + 8y = 23
- x = 7, y = 2
- x = 4, y = 4
- x = 8, y = 1
- x = 2, y = 6
Correct

Incorrect
Question 19 of 25

19. Question
4x – 5y = -17, 4x + 4y = 28
- x = 2, y = 5
- x = 3, y = 4
- x = 6, y = 2
- x = 1, y = 6
Correct

Incorrect
Question 20 of 25

20. Question
3x – 2y = 9, 3x + 7y = 63
- x = 7, y = 6
- x = 14, y = 3
- x = 21, y = 2
- x = 4, y = 12
Correct

Incorrect
Question 21 of 25

21. Question
6x + y = 32, 6x – 2y = 8
- x = 4, y = 8
- x = 5, y = 7
- x = 2, y = 16
- x = 12, y = 3
Correct

Incorrect
Question 22 of 25

22. Question
5x – 5y = 15, 3x + 5y = 49
- x = 8, y = 5
- x = 4, y = 10
- x = 9, y = 4
- x = 7, y = 6
Correct

Incorrect
Question 23 of 25

23. Question
4x – 5y = -37, 4x + 2y = -30
- x = -8, y = 1
- x = -24, y = 0
- x = -16, y = 1
- x = -7, y = 0
Correct

Incorrect
Question 24 of 25

24. Question
7x – 5y = 8, 7x + 6y = 52
- x = 4, y = 4
- x = 12, y = 1
- x = 2, y = 8
- x = 8, y = 2
Correct

Incorrect
Question 25 of 25

25. Question
6x + 3y = -30, 7x – 3y = 17
- x = -1, y = -8
- x = 0, y = -16
- x = -2, y = -4
- x = -2, y = -7
Correct

Incorrect

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