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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)
9
x
−
9
x
+
10
=
8
x
+
2
(2)
−6
+
10
x
−
6
x
=
−7
x
−
72
(3)
−4
x
+
8
+
2
x
=
7
x
−
82
(4)
−1
+
6
x
+
5
x
=
8
x
+
11
(5)
−8
x
−
9
=
7
x
+
87
+
x
(6)
−10
x
+
3
+
x
=
8
x
+
37
(7)
−8
x
−
9
x
−
3
=
−4
x
+
88
(8)
−3
−
2
x
−
4
x
=
6
x
+
105
(9)
2
x
+
4
=
x
+
40
−
3
x
(10)
−10
−
7
x
=
8
x
+
8
x
−
102
(11)
7
x
+
9
=
2
x
+
33
−
3
x
(12)
−9
x
+
5
x
−
5
=
4
x
+
43
(13)
−9
x
+
7
=
5
x
+
9
x
−
154
(14)
3
x
+
8
x
−
9
=
−5
x
−
169
©2026 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
9
x
−
9
x
+
10
=
8
x
+
2
9
x
−
9
x
−
8
x
=
2
−
10
x
=
−8
÷
(
−8
)
x
=
1
(2)
−6
+
10
x
−
6
x
=
−7
x
−
72
10
x
−
6
x
+
7
x
=
−72
+
6
x
=
−66
÷
11
x
=
−6
(3)
−4
x
+
8
+
2
x
=
7
x
−
82
−4
x
+
2
x
−
7
x
=
−82
−
8
x
=
−90
÷
(
−9
)
x
=
10
(4)
−1
+
6
x
+
5
x
=
8
x
+
11
6
x
+
5
x
−
8
x
=
11
+
1
x
=
12
÷
3
x
=
4
(5)
−8
x
−
9
=
7
x
+
87
+
x
−8
x
−
7
x
−
x
=
87
+
9
x
=
96
÷
(
−16
)
x
=
−6
(6)
−10
x
+
3
+
x
=
8
x
+
37
−10
x
+
x
−
8
x
=
37
−
3
x
=
34
÷
(
−17
)
x
=
−2
(7)
−8
x
−
9
x
−
3
=
−4
x
+
88
−8
x
−
9
x
+
4
x
=
88
+
3
x
=
91
÷
(
−13
)
x
=
−7
(8)
−3
−
2
x
−
4
x
=
6
x
+
105
−2
x
−
4
x
−
6
x
=
105
+
3
x
=
108
÷
(
−12
)
x
=
−9
(9)
2
x
+
4
=
x
+
40
−
3
x
2
x
−
x
+
3
x
=
40
−
4
x
=
36
÷
4
x
=
9
(10)
−10
−
7
x
=
8
x
+
8
x
−
102
−7
x
−
8
x
−
8
x
=
−102
+
10
x
=
−92
÷
(
−23
)
x
=
4
(11)
7
x
+
9
=
2
x
+
33
−
3
x
7
x
−
2
x
+
3
x
=
33
−
9
x
=
24
÷
8
x
=
3
(12)
−9
x
+
5
x
−
5
=
4
x
+
43
−9
x
+
5
x
−
4
x
=
43
+
5
x
=
48
÷
(
−8
)
x
=
−6
(13)
−9
x
+
7
=
5
x
+
9
x
−
154
−9
x
−
5
x
−
9
x
=
−154
−
7
x
=
−161
÷
(
−23
)
x
=
7
(14)
3
x
+
8
x
−
9
=
−5
x
−
169
3
x
+
8
x
+
5
x
=
−
169
+
9
x
=
−160
÷
16
x
=
−10