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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
=
−10
(A)
x
＋
6
=
−4
(B)
x
＋
5
=
7
(C)
7
x
＋
3
=
−4
(2)
x
=
−4
(A)
−9
x
=
90
(B)
x
−
4
=
−8
(C)
−9
x
−
1
=
62
(3)
x
=
4
(A)
10
x
＋
10
=
50
(B)
x
−
9
=
−15
(C)
−5
x
=
40
(4)
x
=
6
(A)
−6
x
−
7
=
−43
(B)
10
x
=
−100
(C)
−8
x
=
−64
(5)
x
=
−6
(A)
x
−
6
=
−12
(B)
x
−
3
=
−2
(C)
3
x
＋
2
=
17
(6)
x
=
−5
(A)
−2
x
=
−12
(B)
5
x
＋
8
=
−17
(C)
−3
x
＋
10
=
−8
(7)
x
=
9
(A)
x
＋
2
=
11
(B)
6
x
=
−36
(C)
x
−
8
=
−11
(1)
(A)
(2)
(B)
(3)
(A)
(4)
(A)
(5)
(A)
(6)
(B)
(7)
(A)