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©2025 数学クラブ http://sugaku.club/
月 日( )
● 次の方程式を解きなさい
[0E4-00]
(1)
−3
x
−
5
=
−2
x
+
22
+
2
x
(2)
9
x
−
5
x
−
4
=
−7
x
+
95
(3)
−10
x
−
8
=
3
x
−
3
x
−
48
(4)
4
x
+
3
−
9
x
=
3
x
+
67
(5)
−2
x
−
10
=
−3
x
−
28
+
7
x
(6)
7
−
10
x
+
7
x
=
10
x
+
85
(7)
−8
x
+
5
=
9
x
−
49
+
10
x
(8)
8
x
−
6
=
−2
x
+
18
+
4
x
(9)
2
x
−
8
=
−10
x
+
10
x
+
8
(10)
3
x
+
2
=
−9
x
+
82
+
4
x
(11)
−3
+
8
x
=
5
x
+
9
x
+
15
(12)
3
x
−
2
+
5
x
=
10
x
+
18
(13)
−4
+
9
x
−
6
x
=
4
x
+
5
(14)
−4
x
−
1
=
4
x
−
x
−
36
©2025 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
−3
x
−
5
=
−2
x
+
22
+
2
x
−3
x
+
2
x
−
2
x
=
22
+
5
x
=
27
÷
(
−3
)
x
=
−9
(2)
9
x
−
5
x
−
4
=
−7
x
+
95
9
x
−
5
x
+
7
x
=
95
+
4
x
=
99
÷
11
x
=
9
(3)
−10
x
−
8
=
3
x
−
3
x
−
48
−10
x
−
3
x
+
3
x
=
−48
+
8
x
=
−40
÷
(
−10
)
x
=
4
(4)
4
x
+
3
−
9
x
=
3
x
+
67
4
x
−
9
x
−
3
x
=
67
−
3
x
=
64
÷
(
−8
)
x
=
−8
(5)
−2
x
−
10
=
−3
x
−
28
+
7
x
−2
x
+
3
x
−
7
x
=
−
28
+
10
x
=
−18
÷
(
−6
)
x
=
3
(6)
7
−
10
x
+
7
x
=
10
x
+
85
−10
x
+
7
x
−
10
x
=
85
−
7
x
=
78
÷
(
−13
)
x
=
−6
(7)
−8
x
+
5
=
9
x
−
49
+
10
x
−8
x
−
9
x
−
10
x
=
−49
−
5
x
=
−54
÷
(
−27
)
x
=
2
(8)
8
x
−
6
=
−2
x
+
18
+
4
x
8
x
+
2
x
−
4
x
=
18
+
6
x
=
24
÷
6
x
=
4
(9)
2
x
−
8
=
−10
x
+
10
x
+
8
2
x
+
10
x
−
10
x
=
8
+
8
x
=
16
÷
2
x
=
8
(10)
3
x
+
2
=
−9
x
+
82
+
4
x
3
x
+
9
x
−
4
x
=
82
−
2
x
=
80
÷
8
x
=
10
(11)
−3
+
8
x
=
5
x
+
9
x
+
15
8
x
−
5
x
−
9
x
=
15
+
3
x
=
18
÷
(
−6
)
x
=
−3
(12)
3
x
−
2
+
5
x
=
10
x
+
18
3
x
+
5
x
−
10
x
=
18
+
2
x
=
20
÷
(
−2
)
x
=
−10
(13)
−4
+
9
x
−
6
x
=
4
x
+
5
9
x
−
6
x
−
4
x
=
5
+
4
x
=
9
÷
(
−1
)
x
=
−9
(14)
−4
x
−
1
=
4
x
−
x
−
36
−4
x
−
4
x
+
x
=
−36
+
1
x
=
−35
÷
(
−7
)
x
=
5