Download matho - Lyndhurst Schools

M
A
T
H
O
Fill in your card with a random assortment of numbers from 1 – 30. Do not repeat a number.
You will only use 25 out of the 30. You WILL need pencil and paper. Any row wins – horizontal,
vertical, or diagonal.
1
7
( 2, -1)
2
13
(3, -2)
8
(1, 3)
3
14
(1, 1)
9
(3, -5)
4
5
11
6
12
(8, 12)
28
23
(7, 0)
29
(-12, -6)
24
(6, 8)
(1, -2)
(6, -7)
(3, 1)
18
No Solution
27
22
17
(4, -3)
Infinitely Many
Solutions
(2, 2)
(-7, 12)
26
21
16
(7, -1)
(4, -2)
(-1, -1)
(8, -5)
(2, -3)
20
15
10
25
(-1, 2)
(0, -3)
(-3, -1)
(-4, -4)
19
(6, 9)
(-1, -4)
30
( -4, -1)
(-3, -5)
MATHO GAME – Questions and Answers
1. y = -3x + 4
y = 3x – 2
(1, 1)
2. y = x + 2
x = -3
(-3, -1)
3. x – y = 3
7x – y = -3
(-1, -4)
4. 4x + y = 2
x–y=3
(1, -2)
5. 2y + x + 4 = 0
-x = -8 – 2y
(2, -3)
6. y = 4x – 9
y=x–3
(2, -1)
7. 4x + 2y = 10
x – y = 13
(6, -7)
8. y = -5
5x + 4y = 20
(8, -5)
9. x + 7y = 0
2x – 8y = 22
(7, -1)
10. 6x + 8y = -22
y = -5
(3, -5)
11. 7x + 2y = -7
-14x – 4y = -2
no solution
12. 2x + 2y = -6
5x – 5y = 15
(0, -3)
13. –x + 2y = -7
-2x – 6y = -14
(7, 0)
14. –x – y = 8
x– 3y = 8
(-4, -4)
15. -2x – 2y = 6
10x + 10y = 30
infinitely many solutions
16. 4x + 5y = -9
8x – y = -7
(-1, -1)
17. -2x + 3y = 15
-6x + 6y = 18
(6, 9)
18. 36 + 7x – 8y = 0
-10y = -12 – 6x
(-12, -6)
19. -17 – 5y – 11x = 0
-15 = 9x + 4y
(-7, 12)
20. x + y = 1
2x + y = 5
(4, -3)
21. y = 2x – 2
y = -x + 4
(2, 2)
22. 3x – y = 0
x – y = -2
(1, 3)
23. x + y = 20
x – y = -4
(8, 12)
24. x + 3y = -3
4x + 3y = 6
(3, -2)
25. 2x + 3y = 9
x–y=2
(3, 1)
26. 3x – 2y = 2
3x + 4y = 50
(6, 8)
27. 3x + y = -1
-3x + y = 5
(-1, 2)
28. 2x + y = 6
3x – 2y = 16
(4, -2)
29. x + 2y = -2
-2x – 5y = 3
(-4, 1)
30. 3x – 2y = 1
2x – 3y = 9
(-3, -5)