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ID: 1
Algebra 1 Common Core
Name___________________________________
Elimination by Multiplication
Date________________ Period____
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Solve each system by elimination.
1) −10 x + 9 y = 16
− x + 3 y = −11
2) −3 x + 16 y = 9
−4 x + 8 y = 12
3) −4 x − 9 y = −22
− x + y = 14
4) −10 x + 4 y = 2
9 x + 2 y = 15
5) −6 x − 4 y = −2
−5 x − 2 y = 5
6) 10 x + 12 y = −26
−6 x + 6 y = −24
7) 7 x + 2 y = −7
−9 x − 6 y = 9
8) 3 x − 10 y = −28
4 x + 20 y = −4
9) −7 x − 6 y = 11
−8 x − 12 y = 28
10) −2 x − y = 23
6x − 7 y = 1
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Worksheet by Kuta Software LLC
11) 4 x + 5 y = 30
7 x − 10 y = 15
12) −2 x + y = −2
7 x − 2 y = 19
13) −2 x + 3 y = −11
8 x + 6 y = 26
14) 18 x − 6 y = 30
−9 x − y = −19
15) −12 x − 3 y = 6
−2 x − y = 6
16) −5 x + 16 y = −16
8x − 8 y = 8
17) − x − 6 y = −17
8 x − 3 y = −17
18) −2 x − 3 y = 0
−10 x + y = 0
19) −6 x + 4 y = −6
9 x − 8 y = −3
20) −9 x + 3 y = 27
−3 x + 4 y = 27
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-2-
Worksheet by Kuta Software LLC
Answers to Elimination by Multiplication (ID: 1)
1) (−7, −6)
5) (−3, 5)
9) (1, −3)
13) (4, −1)
17) (−1, 3)
2) (−3, 0)
6) (1, −3)
10) (−8, −7)
14) (2, 1)
18) (0, 0)
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3) (−8, 6)
7) (−1, 0)
11) (5, 2)
15) (2, −10)
19) (5, 6)
-3-
4) (1, 3)
8) (−6, 1)
12) (5, 8)
16) (0, −1)
20) (−1, 6)
Worksheet by Kuta Software LLC
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