已知查理原有25元,後來每天存x元,試問7天後查理共有多少元?
七年級上學期數學第三章一元一次方程式

Quiz
•
Mathematics
•
7th Grade
•
Hard
FaHui Xie
Used 19+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
(A) ( 25+x )×7
(B) 25+x×7
(C) 25×7+x
(D) 25×( x+7 )
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
一個二位數中,十位數字為5,個位數字為x。若將二位數的十位數與個位數字互相對調,則所得的新數可表示成下列何者?
(A) x5
(B) 5x
(C) 5+10x
(D) x+50
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(A) 等號兩邊不相等
(B) y的值不會改變
(C) y的值變大為5倍
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
x=1是下列何者的解?
(A) x+1=0
(B) 2x=1
(D) ( x-1 )=0
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
有大小兩個數,大數為x且兩數的差為10。若大數比小數的3倍少4,則可列出方程式為何?
(A) x=3 ( 10-x )-4
(B) 3x-4=10-x
(C) x+10=3x-4
(D) x=3 ( x-10 )-4
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
長方形的長比寬多15公分,若長為x公分,則面積為多少平方公分?
(A)(x+15)平方公分
(B) 15x平方公分
(C) x(x-15)平方公分
(D)〔x+(x-15)〕平方公分
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