Answer:
1. D
2. E
3. F
4. C
5. A
Step-by-step explanation:
1. 3x-y=9
3(3)-0=9
9-0=9
2.x-5y=2
(12)-5(2)=2
12-10=2
3.x-y=16
20-4=16
4. 2x-y=5
2(1)-(-3)=5
2-(-3)=5
5.x-3y=4
(-2)-3(-2)=4
(-2)-(-6)=4
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Answers & Comments
Answer:
1. D
2. E
3. F
4. C
5. A
Step-by-step explanation:
1. 3x-y=9
3(3)-0=9
9-0=9
2.x-5y=2
(12)-5(2)=2
12-10=2
3.x-y=16
20-4=16
4. 2x-y=5
2(1)-(-3)=5
2-(-3)=5
5.x-3y=4
(-2)-3(-2)=4
(-2)-(-6)=4