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QUIZ

7th
-
8th
grade

Mathematics

72%

accuracy

4

plays

User image

3 years

Mathematics

7th -

8thgrade

二元一次方程式的解

user

4
plays

15 questions

15 questions

Show Answers

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1. Multiple Choice
45 seconds
1 pt
x+y=4
當x=7時，y=？
3
11
-3
7/4
2. Multiple Choice
45 seconds
1 pt
x+2y=5
當x=1時，y=？
4
2
5
3
3. Multiple Choice
45 seconds
1 pt
x+2y=3
當x=5時，y=？
-1
1
8
-7
4. Multiple Choice
45 seconds
1 pt
y=3x-2
當x=2時，y=？
4
2
30
8
5. Multiple Choice
45 seconds
1 pt
x+2y=5
當x=5時，y=？
0
1
10
-1
6. Multiple Choice
45 seconds
1 pt
x+2y=5
當x=-1時，y=？
3
6
2
4
7. Multiple Choice
45 seconds
1 pt
x+2y=5
當x=0時，y=？
5/2
2/5
2
5
8. Multiple Choice
45 seconds
1 pt
x+2y=5
當x=7時，y=？
-1
6
1
-6
9. Multiple Choice
45 seconds
1 pt
y=-2x+3
當x=-1時，y=？
5
1
-1
3
10. Multiple Choice
45 seconds
1 pt
x+2y=5
當x=9時，y=？
-2
7
2
-4
11. Multiple Choice
45 seconds
1 pt
y=x-3
當x=-1時，y=？
-4
4
2
-2
12. Multiple Choice
45 seconds
1 pt
y=5x-3
當x=-1時，y=？
-8
2
-3
4/5
13. Multiple Choice
45 seconds
1 pt
y=5x-3
當x=2時，y=？
2
7
1
2/5
14. Multiple Choice
45 seconds
1 pt
y=-2x+3
當x=1時，y=？
1
-5
-1
2
15. Multiple Choice
45 seconds
1 pt
y=-2x-3
當y=1時，x=？
1
-1
-5
5
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