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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)
−6
x
+
1
+
4
x
=
x
−
29
(2)
7
−
5
x
+
10
x
=
8
x
+
31
(3)
8
+
10
x
−
5
x
=
−
x
−
10
(4)
−10
x
−
8
x
+
6
=
−6
x
−
66
(5)
−
x
−
5
=
9
x
−
131
+
4
x
(6)
−3
−
8
x
+
5
x
=
−8
x
+
42
(7)
−2
x
+
8
=
−5
x
+
6
x
+
17
(8)
−8
x
+
3
x
−
8
=
−3
x
(9)
−7
−
7
x
−
2
x
=
8
x
+
112
(10)
−5
−
10
x
+
2
x
=
4
x
+
91
(11)
7
x
+
1
=
−8
x
−
6
x
−
62
(12)
−6
x
+
4
=
−
x
+
28
−
9
x
(13)
−4
x
+
10
=
−2
x
−
86
+
10
x
(14)
−6
x
+
7
=
10
x
+
5
x
+
217
©2026 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
−6
x
+
1
+
4
x
=
x
−
29
−6
x
+
4
x
−
x
=
−29
−
1
x
=
−30
÷
(
−3
)
x
=
10
(2)
7
−
5
x
+
10
x
=
8
x
+
31
−5
x
+
10
x
−
8
x
=
31
−
7
x
=
24
÷
(
−3
)
x
=
−8
(3)
8
+
10
x
−
5
x
=
−
x
−
10
10
x
−
5
x
+
x
=
−10
−
8
x
=
−18
÷
6
x
=
−3
(4)
−10
x
−
8
x
+
6
=
−6
x
−
66
−10
x
−
8
x
+
6
x
=
−66
−
6
x
=
−72
÷
(
−12
)
x
=
6
(5)
−
x
−
5
=
9
x
−
131
+
4
x
−
x
−
9
x
−
4
x
=
−
131
+
5
x
=
−126
÷
(
−14
)
x
=
9
(6)
−3
−
8
x
+
5
x
=
−8
x
+
42
−8
x
+
5
x
+
8
x
=
42
+
3
x
=
45
÷
5
x
=
9
(7)
−2
x
+
8
=
−5
x
+
6
x
+
17
−2
x
+
5
x
−
6
x
=
17
−
8
x
=
9
÷
(
−3
)
x
=
−3
(8)
−8
x
+
3
x
−
8
=
−3
x
−8
x
+
3
x
+
3
x
=
8
x
=
8
÷
(
−2
)
x
=
−4
(9)
−7
−
7
x
−
2
x
=
8
x
+
112
−7
x
−
2
x
−
8
x
=
112
+
7
x
=
119
÷
(
−17
)
x
=
−7
(10)
−5
−
10
x
+
2
x
=
4
x
+
91
−10
x
+
2
x
−
4
x
=
91
+
5
x
=
96
÷
(
−12
)
x
=
−8
(11)
7
x
+
1
=
−8
x
−
6
x
−
62
7
x
+
8
x
+
6
x
=
−
62
−
1
x
=
−63
÷
21
x
=
−3
(12)
−6
x
+
4
=
−
x
+
28
−
9
x
−6
x
+
x
+
9
x
=
28
−
4
x
=
24
÷
4
x
=
6
(13)
−4
x
+
10
=
−2
x
−
86
+
10
x
−4
x
+
2
x
−
10
x
=
−86
−
10
x
=
−96
÷
(
−12
)
x
=
8
(14)
−6
x
+
7
=
10
x
+
5
x
+
217
−6
x
−
10
x
−
5
x
=
217
−
7
x
=
210
÷
(
−21
)
x
=
−10