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©2026 数学クラブ http://sugaku.club/
月 日（ ）
● 次の方程式を解きなさい
[0E1-00]
(1)
9
x
=
7
(2)
4
x
=
−6
(3)
−7
x
=
7
(4)
−6
x
=
−8
(5)
−6
x
=
−3
(6)
−4
x
=
−3
(7)
−2
x
=
0
(8)
10
x
=
−7
(9)
−5
x
=
4
(10)
−7
x
=
9
(11)
3
x
=
−7
(12)
−10
x
=
−10
(13)
6
x
=
3
(14)
8
x
=
−5
©2026 数学クラブ http://sugaku.club/
月 日（ ）
【解答例】
(1)
9
x
=
7
x
7
=
9
(2)
4
x
=
−6
x
3
=
−
2
(3)
−7
x
=
7
x
=
−1
(4)
−6
x
=
−8
x
4
=
3
(5)
−6
x
=
−3
x
1
=
2
(6)
−4
x
=
−3
x
3
=
4
(7)
−2
x
=
0
x
=
0
(8)
10
x
=
−7
x
7
=
−
10
(9)
−5
x
=
4
x
4
=
−
5
(10)
−7
x
=
9
x
9
=
−
7
(11)
3
x
=
−7
x
7
=
−
3
(12)
−10
x
=
−10
x
=
1
(13)
6
x
=
3
x
1
=
2
(14)
8
x
=
−5
x
5
=
−
8