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©2024 数学クラブ http://sugaku.club/
月 日（ ）
● 次の方程式を解きなさい
[0E1-00]
(1)
2
x
=
10
(2)
−
x
=
5
(3)
−4
x
=
5
(4)
6
x
=
8
(5)
9
x
=
9
(6)
−9
x
=
−7
(7)
4
x
=
2
(8)
4
x
=
6
(9)
−8
x
=
8
(10)
−5
x
=
3
(11)
6
x
=
5
(12)
−9
x
=
−9
(13)
10
x
=
4
(14)
−5
x
=
−4
©2024 数学クラブ http://sugaku.club/
月 日（ ）
【解答例】
(1)
2
x
=
10
x
=
5
(2)
−
x
=
5
x
=
−5
(3)
−4
x
=
5
x
5
=
−
4
(4)
6
x
=
8
x
4
=
3
(5)
9
x
=
9
x
=
1
(6)
−9
x
=
−7
x
7
=
9
(7)
4
x
=
2
x
1
=
2
(8)
4
x
=
6
x
3
=
2
(9)
−8
x
=
8
x
=
−1
(10)
−5
x
=
3
x
3
=
−
5
(11)
6
x
=
5
x
5
=
6
(12)
−9
x
=
−9
x
=
1
(13)
10
x
=
4
x
2
=
5
(14)
−5
x
=
−4
x
4
=
5