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Homework Week 26 8.EE.8
Name___________________________________ ID: 1
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Due 3-10-17
Date________________ Period____
Solve each system by graphing.
1) -8 y = -64 - 17x
0=9+ y
2) -5 y - 9x = 40
-15 y + 12x = -75
y
-10
-8
-6
-4
y
10
10
8
8
6
6
4
4
2
2
-2
2
4
6
8
10 x
-10
-8
-6
-4
-2
-2
-2
-4
-4
-6
-6
-8
-8
-10
-10
3) 0 = -x - 8 y - 16
18 = -2x - 2 y
-8
-6
-4
4
6
8
10 x
2
4
6
8
10 x
4) -3 + x = y
x= y-2
y
-10
2
y
10
10
8
8
6
6
4
4
2
2
-2
2
4
6
8
10 x
-10
-8
-6
-4
-2
-2
-2
-4
-4
-6
-6
-8
-8
-10
-10
Worksheet by Kuta Software LLC
-1-
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1
5) - y - x = 9
2
0 = 18 + x + 2 y
y
10
8
6
4
2
-10
-8
-6
-4
-2
2
4
6
8
10 x
-2
-4
-6
-8
-10
Solve each system by substitution.
6) 6x - 3 y = -6
-4x + y = -2
7) -x - 3 y = 19
-4x + y = 11
(5, 7)
(7, 4)
A) (5, 4)
C) (-4, -5)
A)
B)
C)
D)
B) (4, 5)
D) (-5, 4)
Infinite number of solutions
(2, 6)
8) -6x - 7 y = -10
-5x + y = 19
A) (-3, 4)
C) (4, 1)
9) 8x + 6 y = 22
-2x + y = -13
B) (6, 1)
D) (4, -3)
10) x - 2 y = 3
2x - y = -9
A) (-7, 5)
C) (7, 5)
A) (3, -5)
C) (3, 5)
B) (-3, -5)
D) (5, -3)
11) 7x + y = -22
3x + 2 y = -22
B) (7, -5)
D) (-7, -5)
A) (-5, -5)
C) (-2, -8)
B) (5, -5)
D) (-5, 5)
Worksheet by Kuta Software LLC
-2-
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12) 8x - 5 y = 18
-2x + y = -6
A) (-6, 6)
C) (-6, -6)
13) -7x + 3 y = -21
x + 2 y = -14
B) (6, -6)
D) (6, 6)
14) -2x + y = -2
-7x - 3 y = -7
A) (-5, -1)
C) (-1, 0)
B) (-5, 1)
D) (1, 0)
A) No solution
C) (0, -1)
B) (0, 1)
D) (-1, 0)
17) x + y = 8
-2x - y = -9
B) (-1, -2)
D) (-1, 2)
18) x - 2 y = 8
-x - 3 y = 17
A)
B)
C)
D)
B) No solution
D) (-7, -4)
15) -7x - 2 y = 2
x + 5 y = -5
16) -7x - 7 y = 21
-x + y = -1
A) (1, -2)
C) (-2, 1)
A) (0, -7)
C) (7, -4)
A) (7, -1)
C) (1, 7)
B) (7, -3)
D) (-1, 7)
19) -7x + 6 y = 17
2x + y = 6
(-2, -6)
A) (1, 4)
C) (-8, 4)
Infinite number of solutions
B) (-1, -4)
D) (8, 4)
(-2, -5)
(-2, 5)
20) 2x + 7 y = -24
-5x + y = -14
A) (-2, 1)
C) (2, -1)
21) 6x + 8 y = -14
4x + y = 8
B) (-2, -1)
D) (2, -4)
22) 2x + y = 0
4x + 3 y = 4
A) (2, 1)
C) (-2, 1)
A) (4, 3)
C) (3, -4)
B) (2, -1)
D) (2, -4)
23) -7x + y = -16
5x - 6 y = 22
B) (-2, 4)
D) (2, -1)
A) (-7, -2)
C) (-7, -6)
B) (2, -2)
D) (-2, -2)
Worksheet by Kuta Software LLC
-3-
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24) 8x + 7 y = -13
4x + y = 1
A) (3, 1)
C) (3, -1)
25) -8x - y = -10
x + 2 y = -10
B) (-1, 3)
D) (1, -3)
A) (-2, -6)
C) (-2, -5)
B) (2, -6)
D) (-2, -1)
Solve each system by elimination.
26) 6x + 12 y = -6
7x + 2 y = 5
A) (1, -1)
C) (-1, 6)
27) -3x - 10 y = 17
x + 5 y = -4
B) (-1, -1)
D) (-1, 1)
A) (1, -9)
C) (-1, -4)
B) (-9, 1)
D) (1, -4)
28) 8x - 4 y = -8
-16x + 6 y = 0
A) Infinite number of solutions
B) (-10, 8)
C) (3, -8)
D) (3, 8)
29) 5x - 12 y = -7
-7x + 3 y = -4
30) 7x + 14 y = 21
-8x - 7 y = -6
31) 10x - y = -21
-9x + 2 y = 20
A) (-1, 2)
C) (1, 2)
B) (-7, 2)
D) (-7, 8)
32) -8x + y = -14
-10x + 5 y = 20
A) (-2, 10)
C) (10, 3)
B) (1, 1)
D) (-1, 1)
A) (10, 1)
C) No solution
B) (-5, 1)
D) (-2, 1)
33) -9x - 2 y = -6
-10x - 8 y = 28
B) (10, -9)
D) (3, 10)
34) 9x + 14 y = 24
10x + 7 y = 1
A) (-2, 3)
C) (2, -2)
A) (-1, -1)
C) (-1, 2)
A) (-2, 6)
C) (2, -6)
B) No solution
D) (6, 2)
35) 9x + 2 y = 8
3x + 4 y = 16
B) (2, -3)
D) (2, -5)
A) (0, 4)
C) (4, 0)
B) (4, 4)
D) (0, -4)
Worksheet by Kuta Software LLC
-4-
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