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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
[0E4-00]
(1)
−10
x
−
2
−
6
x
=
4
x
+
118
(2)
−5
x
+
6
−
x
=
−8
x
+
12
(3)
7
−
7
x
+
x
=
−2
x
+
11
(4)
−7
x
+
7
x
+
1
=
−6
x
+
31
(5)
−10
x
+
9
+
9
x
=
7
x
+
25
(6)
8
x
−
10
=
−6
x
−
x
+
50
(7)
2
x
+
8
=
4
x
+
9
x
−
36
(8)
−3
x
+
10
=
−7
x
+
70
+
10
x
(9)
3
+
7
x
=
3
x
−
7
x
−
74
(10)
−8
−
6
x
−
2
x
=
−4
x
+
16
(11)
−10
x
+
5
=
7
x
+
115
−
6
x
(12)
−
x
+
5
x
−
1
=
−8
x
−
13
(13)
−8
x
−
7
=
−3
x
+
5
x
+
33
(14)
−9
x
+
10
x
+
10
=
3
x
+
6
©2026 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
−10
x
−
2
−
6
x
=
4
x
+
118
−10
x
−
6
x
−
4
x
=
118
+
2
x
=
120
÷
(
−20
)
x
=
−6
(2)
−5
x
+
6
−
x
=
−8
x
+
12
−5
x
−
x
+
8
x
=
12
−
6
x
=
6
÷
2
x
=
3
(3)
7
−
7
x
+
x
=
−2
x
+
11
−7
x
+
x
+
2
x
=
11
−
7
x
=
4
÷
(
−4
)
x
=
−1
(4)
−7
x
+
7
x
+
1
=
−6
x
+
31
−7
x
+
7
x
+
6
x
=
31
−
1
x
=
30
÷
6
x
=
5
(5)
−10
x
+
9
+
9
x
=
7
x
+
25
−10
x
+
9
x
−
7
x
=
25
−
9
x
=
16
÷
(
−8
)
x
=
−2
(6)
8
x
−
10
=
−6
x
−
x
+
50
8
x
+
6
x
+
x
=
50
+
10
x
=
60
÷
15
x
=
4
(7)
2
x
+
8
=
4
x
+
9
x
−
36
2
x
−
4
x
−
9
x
=
−
36
−
8
x
=
−44
÷
(
−11
)
x
=
4
(8)
−3
x
+
10
=
−7
x
+
70
+
10
x
−3
x
+
7
x
−
10
x
=
70
−
10
x
=
60
÷
(
−6
)
x
=
−10
(9)
3
+
7
x
=
3
x
−
7
x
−
74
7
x
−
3
x
+
7
x
=
−
74
−
3
x
=
−77
÷
11
x
=
−7
(10)
−8
−
6
x
−
2
x
=
−4
x
+
16
−6
x
−
2
x
+
4
x
=
16
+
8
x
=
24
÷
(
−4
)
x
=
−6
(11)
−10
x
+
5
=
7
x
+
115
−
6
x
−10
x
−
7
x
+
6
x
=
115
−
5
x
=
110
÷
(
−11
)
x
=
−10
(12)
−
x
+
5
x
−
1
=
−8
x
−
13
−
x
+
5
x
+
8
x
=
−
13
+
1
x
=
−12
÷
12
x
=
−1
(13)
−8
x
−
7
=
−3
x
+
5
x
+
33
−8
x
+
3
x
−
5
x
=
33
+
7
x
=
40
÷
(
−10
)
x
=
−4
(14)
−9
x
+
10
x
+
10
=
3
x
+
6
−9
x
+
10
x
−
3
x
=
6
−
10
x
=
−4
÷
(
−2
)
x
=
2