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1220 3-2 練習

Authored by 許菡容 許菡容

Mathematics

7th Grade

Used 1+ times

1220 3-2 練習
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12 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

下列各式中,哪一個與「比 x 的 9 倍小 4 的數是 32」的意義相同?

9x+4=32

9x-4=32

9(x-4)=32

9(x+4)=32

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

若 x=3 是 2x-m+3=0 的解,則 m=?

7

8

9

10

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

某一書店提供多種面額的圖書禮券,小娟用 y 張伍佰元的圖書禮券和 5 張二佰元的圖書禮券,剛好可買一套 4500 元的書籍,依題意可列出下列哪一個方程式?〔93.基測Ⅱ〕

(y+5)×500+200=4500

y×200=4500-5×500

y×500+5×200=4500

y×500=4500-y×200

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

若 x=7 是 6x-5a=-3 的解,則 a=?

9

10

11

12

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

下列哪一個方程式的解是 x=2?

2x=0

5(x-1)=2x+1

2x+1=x-1

-2x-4=x-2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

方程式 2x-a=6-x 與 2(x+1)=a+x 有相同的解,則 a 之值為何?

-5

-3

-1

6

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

若 2x=1+(x/2)+(x/3)+(x/4)+(x/5),則 x=?

33/60

60/33

60/43

43/60

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