解一元一次方程式（簡單）
Authored by ya ting
Mathematics
7th Grade
Used 4+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
下列運算何者錯誤？
3x－5＝4，3x＝4＋5
5x＝3x，x＝2
X÷5＝3，x＝15
5x＝15，x＝3
2.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
解方程式2x－3＝5 的過程中，下列哪一個步驟發生錯誤？
步驟一：2x＝5＋3
步驟二：2x＝8
步驟三： x＝8－2
步驟四：x＝4
3.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
下列式子哪一句代表「比x小5的數字是23」？
X-5＝23
x＋5＝23
23＋5x
23＋x＝5
4.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
小明的身高為a公分，若小明的爸爸身高比小明高86公分，則爸爸的身高該為多少公分？
a－86
a＋86
86x
86＋x
5.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
求出下列一元一次方程式的解：y＋4=－8
Y=-12
Y=-4
Y=-8
Y=32
6.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
求出下列一元一次方程式的解 x－5 =－9
X=-14
X=-4
X=9
X=-5
7.
MULTIPLE CHOICE QUESTION
2 mins • 5 pts
求出下列一元一次方程式的解 3＋y =－5
Y=-2
Y=-8
Y=2
Y=8
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