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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
[0E7-00]
(1)
−7
x
+
1
=
−16
3
(2)
8
x
+
5
29
=
6
6
(3)
x
−
7
11
=
−
8
8
(4)
−7
x
+
4
24
=
−
5
5
(5)
6
x
+
1
11
=
−
7
7
©2026 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
−7
x
+
1
=
−16
3
−7
x
+
1
=
−48
−7
x
=
−48
−
1
x
=
7
(2)
8
x
+
5
29
=
6
6
8
x
+
5
=
29
8
x
=
29
−
5
x
=
3
(3)
x
−
7
11
=
−
8
8
x
−
7
=
−11
x
=
−11
+
7
x
=
−4
(4)
−7
x
+
4
24
=
−
5
5
−7
x
+
4
=
−24
−7
x
=
−24
−
4
x
=
4
(5)
6
x
+
1
11
=
−
7
7
6
x
+
1
=
−11
6
x
=
−11
−
1
x
=
−2