[文字サイズの変更]
▼
▲
©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)
6
x
+
1
25
=
9
9
(2)
−4
x
+
4
=
0
7
(3)
9
x
+
1
71
=
−
10
10
(4)
x
+
10
1
=
6
3
(5)
2
x
−
1
1
=
8
8
©2026 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
6
x
+
1
25
=
9
9
6
x
+
1
=
25
6
x
=
25
−
1
x
=
4
(2)
−4
x
+
4
=
0
7
−4
x
+
4
=
0
−4
x
=
−
4
x
=
1
(3)
9
x
+
1
71
=
−
10
10
9
x
+
1
=
−71
9
x
=
−71
−
1
x
=
−8
(4)
x
+
10
1
=
6
3
x
+
10
=
2
x
=
2
−
10
x
=
−8
(5)
2
x
−
1
1
=
8
8
2
x
−
1
=
1
2
x
=
1
+
1
x
=
1