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Worksheets中1 方程式の解
Total questions: 15
Worksheet time: 9mins
Name
Class
Date
1.
a)
3
b)
ー4
c)
4
d)
ー3
2.
a)
3
b)
4
c)
ー4
d)
ー3
3.
x+15=11
x=?
a)
x=36
b)
x=−4
c)
x=−36
d)
x=4
4.
3x=21
x=?
a)
x=18
b)
x=24
c)
x=7
d)
x=−7
5.
17x=17
x=?
(a)
6.
18=−2x
x=?
(a)
7.
54x=8
x=?
(a)
8.
6x−11=7
x=?
(a)
9.
4x−9=3x−15
x=?
(a)
10.
9x−70=6x+80
x=?
(a)
11.
80−30(x−5)=110
x=?
a)
x=4
b)
x=5
c)
x=6
d)
x=−5
12.
0.1x=0.4(x−2)−0.1
x=?
a)
x=0
b)
x=3
c)
x=6
d)
x=9
13.
41x−1=21x
x=?
a)
x=8
b)
x=−4
c)
x=−8
d)
x=4
14.
x : 15 =3 : 5
x=?
(a)
15.
5x+?=11+2x
解が3のとき
(a)
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