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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
=
−6
(A)
7
x
=
−42
(B)
−6
x
＋
6
=
−6
(C)
4
x
=
−24
(2)
x
=
2
(A)
−
x
−
2
=
−4
(B)
x
＋
2
=
9
(C)
x
−
8
=
−6
(3)
x
=
−10
(A)
6
x
＋
10
=
−50
(B)
4
x
=
−40
(C)
−7
x
＋
7
=
−56
(4)
x
=
7
(A)
5
x
=
10
(B)
4
x
−
7
=
21
(C)
x
＋
8
=
12
(5)
x
=
−7
(A)
3
x
=
24
(B)
−
x
=
−9
(C)
6
x
＋
1
=
−41
(6)
x
=
−10
(A)
−2
x
−
9
=
−5
(B)
−4
x
−
7
=
−47
(C)
−8
x
=
80
(7)
x
=
−4
(A)
−2
x
＋
3
=
23
(B)
−6
x
＋
1
=
19
(C)
7
x
＋
6
=
−22
(1)
(A)
(C)
(2)
(A)
(C)
(3)
(A)
(B)
(4)
(B)
(5)
(C)
(6)
(C)
(7)
(C)