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月 日（ ）
● 次の解が 解として適当な方程式を選びなさい
[0D0-00]
(1)
x
=
3
(A)
7
x
−
1
=
27
(B)
6
x
=
18
(C)
x
−
6
=
−11
(2)
x
=
1
(A)
4
x
−
5
=
−29
(B)
x
−
2
=
−1
(C)
9
x
=
36
(3)
x
=
1
(A)
−4
x
＋
1
=
17
(B)
x
＋
5
=
12
(C)
−3
x
=
−3
(4)
x
=
8
(A)
x
＋
3
=
−7
(B)
3
x
=
24
(C)
x
−
7
=
−9
(5)
x
=
−6
(A)
−9
x
=
54
(B)
−3
x
−
1
=
11
(C)
9
x
=
−27
(6)
x
=
−10
(A)
x
−
8
=
−4
(B)
−7
x
−
4
=
66
(C)
x
＋
9
=
10
(7)
x
=
−8
(A)
x
＋
4
=
−4
(B)
−10
x
−
2
=
98
(C)
6
x
=
48
(1)
(B)
(2)
(B)
(3)
(C)
(4)
(B)
(5)
(A)
(6)
(B)
(7)
(A)