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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)
4
+
10
x
−
10
x
=
−9
x
−
68
(2)
−4
x
−
10
+
2
x
=
−4
x
−
26
(3)
8
x
−
5
=
−2
x
+
30
+
3
x
(4)
10
x
+
x
−
6
=
−9
x
−
26
(5)
4
+
10
x
+
10
x
=
7
x
+
56
(6)
−10
−
8
x
=
x
+
5
x
−
80
(7)
−9
+
10
x
−
9
x
=
3
x
−
3
(8)
10
x
+
9
x
+
1
=
−8
x
+
136
(9)
−5
x
−
10
+
6
x
=
−10
x
−
54
(10)
−7
−
8
x
=
−6
x
−
7
x
+
38
(11)
3
x
+
8
x
−
2
=
−
x
+
46
(12)
−10
x
−
x
+
5
=
−6
x
+
50
(13)
3
x
+
10
−
8
x
=
−7
x
+
22
(14)
−6
x
−
1
+
2
x
=
−2
x
+
13
©2026 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
4
+
10
x
−
10
x
=
−9
x
−
68
10
x
−
10
x
+
9
x
=
−68
−
4
x
=
−72
÷
9
x
=
−8
(2)
−4
x
−
10
+
2
x
=
−4
x
−
26
−4
x
+
2
x
+
4
x
=
−26
+
10
x
=
−16
÷
2
x
=
−8
(3)
8
x
−
5
=
−2
x
+
30
+
3
x
8
x
+
2
x
−
3
x
=
30
+
5
x
=
35
÷
7
x
=
5
(4)
10
x
+
x
−
6
=
−9
x
−
26
10
x
+
x
+
9
x
=
−
26
+
6
x
=
−20
÷
20
x
=
−1
(5)
4
+
10
x
+
10
x
=
7
x
+
56
10
x
+
10
x
−
7
x
=
56
−
4
x
=
52
÷
13
x
=
4
(6)
−10
−
8
x
=
x
+
5
x
−
80
−8
x
−
x
−
5
x
=
−
80
+
10
x
=
−70
÷
(
−14
)
x
=
5
(7)
−9
+
10
x
−
9
x
=
3
x
−
3
10
x
−
9
x
−
3
x
=
−
3
+
9
x
=
6
÷
(
−2
)
x
=
−3
(8)
10
x
+
9
x
+
1
=
−8
x
+
136
10
x
+
9
x
+
8
x
=
136
−
1
x
=
135
÷
27
x
=
5
(9)
−5
x
−
10
+
6
x
=
−10
x
−
54
−5
x
+
6
x
+
10
x
=
−54
+
10
x
=
−44
÷
11
x
=
−4
(10)
−7
−
8
x
=
−6
x
−
7
x
+
38
−8
x
+
6
x
+
7
x
=
38
+
7
x
=
45
÷
5
x
=
9
(11)
3
x
+
8
x
−
2
=
−
x
+
46
3
x
+
8
x
+
x
=
46
+
2
x
=
48
÷
12
x
=
4
(12)
−10
x
−
x
+
5
=
−6
x
+
50
−10
x
−
x
+
6
x
=
50
−
5
x
=
45
÷
(
−5
)
x
=
−9
(13)
3
x
+
10
−
8
x
=
−7
x
+
22
3
x
−
8
x
+
7
x
=
22
−
10
x
=
12
÷
2
x
=
6
(14)
−6
x
−
1
+
2
x
=
−2
x
+
13
−6
x
+
2
x
+
2
x
=
13
+
1
x
=
14
÷
(
−2
)
x
=
−7