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解一元一次方程式(簡單)

Authored by ya ting

Mathematics

7th Grade

Used 4+ times

解一元一次方程式(簡單)
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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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