
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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