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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)
−7
x
=
3
(2)
−2
x
=
1
(3)
4
x
=
5
(4)
−10
x
=
−3
(5)
−8
x
=
2
(6)
−
x
=
0
(7)
8
x
=
2
(8)
−6
x
=
4
(9)
−9
x
=
1
(10)
2
x
=
−1
(11)
−2
x
=
−7
(12)
−6
x
=
3
(13)
−4
x
=
−5
(14)
−5
x
=
8
©2026 数学クラブ http://sugaku.club/
月 日（ ）
【解答例】
(1)
−7
x
=
3
x
3
=
−
7
(2)
−2
x
=
1
x
1
=
−
2
(3)
4
x
=
5
x
5
=
4
(4)
−10
x
=
−3
x
3
=
10
(5)
−8
x
=
2
x
1
=
−
4
(6)
−
x
=
0
x
=
0
(7)
8
x
=
2
x
1
=
4
(8)
−6
x
=
4
x
2
=
−
3
(9)
−9
x
=
1
x
1
=
−
9
(10)
2
x
=
−1
x
1
=
−
2
(11)
−2
x
=
−7
x
7
=
2
(12)
−6
x
=
3
x
1
=
−
2
(13)
−4
x
=
−5
x
5
=
4
(14)
−5
x
=
8
x
8
=
−
5