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一元一次方程式

Authored by 江佳珍 新湖國中

Mathematics

1st Grade

Used 3+ times

一元一次方程式
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6 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

        x=3是下列哪一個一元一次方程式的解?

2x+3=3

3x+3=9

2x+3=9

 2x15

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

下列為明芳解一元一次方程式4x-5=x+8的過程,則他在哪一個步驟開始發生錯誤

步驟一:4xx-5=8

步驟二:3x-5=8

步驟三:3x=8+5

步驟四:x

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

有重量各自相同的三種積木,分別放在等臂天平的兩側,使得下列四具天平中,僅有三具保持平衡,則哪一個選項的天平無法保持平衡?

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Media Image
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4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

        如果琳琳每天看書x頁,那麼下列哪一個敘述可以列式為80-3x

看書3天的總頁數

書本的總頁數

已經看了80頁,再看3天後所剩下的頁數

書本共有80頁,看了3天後所剩下的頁數

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

下列選項中,何者是方程式47-x ÷ 8=6的解法?

x=6 × 8+47

x=(476)× 8

x=(47+6)× 8

 x=6 ×(47-8)

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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圖為牛肉麵店的公告。若一碗牛肉麵調漲前的售價為x元,則外帶一碗牛肉麵的花費,公告前後相差多少元?

 0.05x

0.09x

0.14x

0.15元

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