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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)
−2
−
9
x
=
−3
x
−
x
−
52
(2)
−4
x
−
6
=
9
x
−
126
+
7
x
(3)
−1
+
2
x
−
9
x
=
6
x
−
92
(4)
4
+
2
x
=
4
x
+
x
+
16
(5)
−8
x
−
5
=
9
x
+
51
−
3
x
(6)
8
x
+
4
+
7
x
=
2
x
−
74
(7)
−9
+
9
x
=
5
x
−
8
x
+
3
(8)
−8
−
2
x
+
5
x
=
5
x
+
4
(9)
2
+
5
x
=
x
+
6
x
+
16
(10)
2
+
4
x
=
9
x
−
6
x
+
7
(11)
−7
x
+
9
=
8
x
−
61
−
x
(12)
−5
x
+
10
+
x
=
5
x
+
19
(13)
−8
+
10
x
+
10
x
=
6
x
+
90
(14)
10
−
x
=
−
x
−
3
x
+
28
©2026 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
−2
−
9
x
=
−3
x
−
x
−
52
−9
x
+
3
x
+
x
=
−
52
+
2
x
=
−50
÷
(
−5
)
x
=
10
(2)
−4
x
−
6
=
9
x
−
126
+
7
x
−4
x
−
9
x
−
7
x
=
−126
+
6
x
=
−120
÷
(
−20
)
x
=
6
(3)
−1
+
2
x
−
9
x
=
6
x
−
92
2
x
−
9
x
−
6
x
=
−
92
+
1
x
=
−91
÷
(
−13
)
x
=
7
(4)
4
+
2
x
=
4
x
+
x
+
16
2
x
−
4
x
−
x
=
16
−
4
x
=
12
÷
(
−3
)
x
=
−4
(5)
−8
x
−
5
=
9
x
+
51
−
3
x
−8
x
−
9
x
+
3
x
=
51
+
5
x
=
56
÷
(
−14
)
x
=
−4
(6)
8
x
+
4
+
7
x
=
2
x
−
74
8
x
+
7
x
−
2
x
=
−74
−
4
x
=
−78
÷
13
x
=
−6
(7)
−9
+
9
x
=
5
x
−
8
x
+
3
9
x
−
5
x
+
8
x
=
3
+
9
x
=
12
÷
12
x
=
1
(8)
−8
−
2
x
+
5
x
=
5
x
+
4
−2
x
+
5
x
−
5
x
=
4
+
8
x
=
12
÷
(
−2
)
x
=
−6
(9)
2
+
5
x
=
x
+
6
x
+
16
5
x
−
x
−
6
x
=
16
−
2
x
=
14
÷
(
−2
)
x
=
−7
(10)
2
+
4
x
=
9
x
−
6
x
+
7
4
x
−
9
x
+
6
x
=
7
−
2
x
=
5
÷
1
x
=
5
(11)
−7
x
+
9
=
8
x
−
61
−
x
−7
x
−
8
x
+
x
=
−61
−
9
x
=
−70
÷
(
−14
)
x
=
5
(12)
−5
x
+
10
+
x
=
5
x
+
19
−5
x
+
x
−
5
x
=
19
−
10
x
=
9
÷
(
−9
)
x
=
−1
(13)
−8
+
10
x
+
10
x
=
6
x
+
90
10
x
+
10
x
−
6
x
=
90
+
8
x
=
98
÷
14
x
=
7
(14)
10
−
x
=
−
x
−
3
x
+
28
−
x
+
x
+
3
x
=
28
−
10
x
=
18
÷
3
x
=
6