下列何者是錯誤的?

七上第三次段考複習

Quiz
•
Mathematics
•
7th Grade
•
Hard
蔡佩旻 蔡佩旻
Used 1+ times
FREE Resource
24 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
x+x+x+x=4x
x+x+x+5=3x+5
a×a×a=a^3
3又1/8 x=3×1/8×x
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
化簡-(4x+5)-(-2x+3)的結果為多少?
6x-8
-2x-8
-2x-2
6x+2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
若 x=-2,則下列哪一個式子的運算結果其值最大? (最接近?)
-2(3-2x)
x+3
2x-1
-3(1-2x)
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列何者為一元一次方程式?
3x
x2-1=0
x+y=2
4x+5=4
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪一個運算是正確的?
若-3x=6,則 x=6+3
若-2-x=5,則x=5-2
若-4x=2,則 x=(-4)÷2
若3+x=5,則 3+x-3=5-5。
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
方程式 8-3(2x-1)=2-3x 的解為何?
-2
2
-3
3
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
解一元一次方程式:
-1
-2
1
2
Create a free account and access millions of resources
Similar Resources on Wayground
21 questions
0620數理測驗

Quiz
•
6th - 8th Grade
20 questions
六年级数学单元一 : 整数与运算

Quiz
•
7th Grade
25 questions
test1

Quiz
•
7th Grade
20 questions
2021_F2_Maths_CH5_二元一次方程

Quiz
•
7th - 8th Grade
20 questions
五年级 数据处理

Quiz
•
1st - 10th Grade
20 questions
平行四邊形

Quiz
•
7th - 9th Grade
20 questions
四年级数学

Quiz
•
1st - 8th Grade
20 questions
中位數速算

Quiz
•
7th Grade
Popular Resources on Wayground
25 questions
Equations of Circles

Quiz
•
10th - 11th Grade
30 questions
Week 5 Memory Builder 1 (Multiplication and Division Facts)

Quiz
•
9th Grade
33 questions
Unit 3 Summative - Summer School: Immune System

Quiz
•
10th Grade
10 questions
Writing and Identifying Ratios Practice

Quiz
•
5th - 6th Grade
36 questions
Prime and Composite Numbers

Quiz
•
5th Grade
14 questions
Exterior and Interior angles of Polygons

Quiz
•
8th Grade
37 questions
Camp Re-cap Week 1 (no regression)

Quiz
•
9th - 12th Grade
46 questions
Biology Semester 1 Review

Quiz
•
10th Grade