[文字サイズの変更]
▼
▲
©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
−
10
−
9
x
=
4
x
+
82
(2)
10
x
−
9
x
+
9
=
−2
x
+
36
(3)
−6
x
+
5
−
2
x
=
−4
x
−
19
(4)
9
+
10
x
−
x
=
−7
x
+
169
(5)
−6
x
+
3
+
5
x
=
2
x
+
9
(6)
2
x
−
4
=
8
x
+
71
+
9
x
(7)
−
x
−
4
x
−
1
=
2
x
−
36
(8)
−4
x
−
3
=
−5
x
+
33
+
5
x
(9)
8
x
+
7
=
7
x
+
13
+
4
x
(10)
−7
x
+
10
+
9
x
=
−7
x
+
28
(11)
−2
x
+
5
+
4
x
=
−8
x
+
75
(12)
3
x
+
8
=
−3
x
+
20
+
3
x
(13)
2
−
10
x
−
8
x
=
−3
x
−
13
(14)
−2
x
−
10
=
−10
x
+
9
x
−
4
©2026 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
−10
x
−
10
−
9
x
=
4
x
+
82
−10
x
−
9
x
−
4
x
=
82
+
10
x
=
92
÷
(
−23
)
x
=
−4
(2)
10
x
−
9
x
+
9
=
−2
x
+
36
10
x
−
9
x
+
2
x
=
36
−
9
x
=
27
÷
3
x
=
9
(3)
−6
x
+
5
−
2
x
=
−4
x
−
19
−6
x
−
2
x
+
4
x
=
−19
−
5
x
=
−24
÷
(
−4
)
x
=
6
(4)
9
+
10
x
−
x
=
−7
x
+
169
10
x
−
x
+
7
x
=
169
−
9
x
=
160
÷
16
x
=
10
(5)
−6
x
+
3
+
5
x
=
2
x
+
9
−6
x
+
5
x
−
2
x
=
9
−
3
x
=
6
÷
(
−3
)
x
=
−2
(6)
2
x
−
4
=
8
x
+
71
+
9
x
2
x
−
8
x
−
9
x
=
71
+
4
x
=
75
÷
(
−15
)
x
=
−5
(7)
−
x
−
4
x
−
1
=
2
x
−
36
−
x
−
4
x
−
2
x
=
−
36
+
1
x
=
−35
÷
(
−7
)
x
=
5
(8)
−4
x
−
3
=
−5
x
+
33
+
5
x
−4
x
+
5
x
−
5
x
=
33
+
3
x
=
36
÷
(
−4
)
x
=
−9
(9)
8
x
+
7
=
7
x
+
13
+
4
x
8
x
−
7
x
−
4
x
=
13
−
7
x
=
6
÷
(
−3
)
x
=
−2
(10)
−7
x
+
10
+
9
x
=
−7
x
+
28
−7
x
+
9
x
+
7
x
=
28
−
10
x
=
18
÷
9
x
=
2
(11)
−2
x
+
5
+
4
x
=
−8
x
+
75
−2
x
+
4
x
+
8
x
=
75
−
5
x
=
70
÷
10
x
=
7
(12)
3
x
+
8
=
−3
x
+
20
+
3
x
3
x
+
3
x
−
3
x
=
20
−
8
x
=
12
÷
3
x
=
4
(13)
2
−
10
x
−
8
x
=
−3
x
−
13
−10
x
−
8
x
+
3
x
=
−
13
−
2
x
=
−15
÷
(
−15
)
x
=
1
(14)
−2
x
−
10
=
−10
x
+
9
x
−
4
−2
x
+
10
x
−
9
x
=
−4
+
10
x
=
6
÷
(
−1
)
x
=
−6