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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)
−5
x
+
3
−
2
x
=
x
+
43
(2)
10
+
8
x
=
9
x
+
2
x
+
4
(3)
7
x
−
5
x
+
3
=
−8
x
+
33
(4)
−2
x
−
4
+
2
x
=
7
x
+
10
(5)
4
+
5
x
+
9
x
=
−4
x
−
68
(6)
4
x
+
6
=
3
x
+
3
x
+
8
(7)
−5
x
+
1
=
9
x
+
8
x
+
199
(8)
3
x
−
2
x
−
9
=
5
x
−
1
(9)
−8
x
+
6
+
3
x
=
−2
x
−
18
(10)
4
x
+
3
x
−
7
=
10
x
−
22
(11)
−3
x
+
2
=
9
x
−
38
+
8
x
(12)
−10
x
−
7
+
2
x
=
−9
x
+
1
(13)
−3
+
9
x
=
−10
x
−
2
x
−
66
(14)
−7
x
+
4
−
6
x
=
x
−
52
©2026 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
−5
x
+
3
−
2
x
=
x
+
43
−5
x
−
2
x
−
x
=
43
−
3
x
=
40
÷
(
−8
)
x
=
−5
(2)
10
+
8
x
=
9
x
+
2
x
+
4
8
x
−
9
x
−
2
x
=
4
−
10
x
=
−6
÷
(
−3
)
x
=
2
(3)
7
x
−
5
x
+
3
=
−8
x
+
33
7
x
−
5
x
+
8
x
=
33
−
3
x
=
30
÷
10
x
=
3
(4)
−2
x
−
4
+
2
x
=
7
x
+
10
−2
x
+
2
x
−
7
x
=
10
+
4
x
=
14
÷
(
−7
)
x
=
−2
(5)
4
+
5
x
+
9
x
=
−4
x
−
68
5
x
+
9
x
+
4
x
=
−68
−
4
x
=
−72
÷
18
x
=
−4
(6)
4
x
+
6
=
3
x
+
3
x
+
8
4
x
−
3
x
−
3
x
=
8
−
6
x
=
2
÷
(
−2
)
x
=
−1
(7)
−5
x
+
1
=
9
x
+
8
x
+
199
−5
x
−
9
x
−
8
x
=
199
−
1
x
=
198
÷
(
−22
)
x
=
−9
(8)
3
x
−
2
x
−
9
=
5
x
−
1
3
x
−
2
x
−
5
x
=
−1
+
9
x
=
8
÷
(
−4
)
x
=
−2
(9)
−8
x
+
6
+
3
x
=
−2
x
−
18
−8
x
+
3
x
+
2
x
=
−
18
−
6
x
=
−24
÷
(
−3
)
x
=
8
(10)
4
x
+
3
x
−
7
=
10
x
−
22
4
x
+
3
x
−
10
x
=
−22
+
7
x
=
−15
÷
(
−3
)
x
=
5
(11)
−3
x
+
2
=
9
x
−
38
+
8
x
−3
x
−
9
x
−
8
x
=
−38
−
2
x
=
−40
÷
(
−20
)
x
=
2
(12)
−10
x
−
7
+
2
x
=
−9
x
+
1
−10
x
+
2
x
+
9
x
=
1
+
7
x
=
8
÷
1
x
=
8
(13)
−3
+
9
x
=
−10
x
−
2
x
−
66
9
x
+
10
x
+
2
x
=
−66
+
3
x
=
−63
÷
21
x
=
−3
(14)
−7
x
+
4
−
6
x
=
x
−
52
−7
x
−
6
x
−
x
=
−
52
−
4
x
=
−56
÷
(
−14
)
x
=
4