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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
[0E3-00]
(1)
9
＋
10
x
=
161
−
9
x
(2)
3
x
−
8
=
−4
x
−
15
(3)
−9
x
−
4
=
20
−
6
x
(4)
−5
＋
10
x
=
95
−
10
x
(5)
7
x
−
10
=
−9
x
−
58
(6)
3
＋
6
x
=
11
＋
10
x
(7)
−9
−
8
x
=
−37
＋
6
x
(8)
−5
x
＋
9
=
6
x
−
35
(9)
1
＋
4
x
=
−41
−
3
x
(10)
9
x
−
4
=
−28
＋
x
(11)
−5
x
＋
8
=
98
＋
10
x
(12)
8
x
−
3
=
−10
x
−
57
(13)
8
−
4
x
=
10
x
＋
22
(14)
−2
x
＋
1
=
37
＋
2
x
©2024 数学クラブ http://sugaku.club/
月 日（ ）
【解答例】
(1)
9
＋
10
x
=
161
−
9
x
10
x
＋
9
x
=
161
−
9
x
=
152
÷
19
x
=
8
(2)
3
x
−
8
=
−4
x
−
15
3
x
＋
4
x
=
−
15
＋
8
x
=
−7
÷
7
x
=
−1
(3)
−9
x
−
4
=
20
−
6
x
−9
x
＋
6
x
=
20
＋
4
x
=
24
÷
(
−3
)
x
=
−8
(4)
−5
＋
10
x
=
95
−
10
x
10
x
＋
10
x
=
95
＋
5
x
=
100
÷
20
x
=
5
(5)
7
x
−
10
=
−9
x
−
58
7
x
＋
9
x
=
−58
＋
10
x
=
−48
÷
16
x
=
−3
(6)
3
＋
6
x
=
11
＋
10
x
6
x
−
10
x
=
11
−
3
x
=
8
÷
(
−4
)
x
=
−2
(7)
−9
−
8
x
=
−37
＋
6
x
−
8
x
−
6
x
=
−37
＋
9
x
=
−28
÷
(
−14
)
x
=
2
(8)
−5
x
＋
9
=
6
x
−
35
−5
x
−
6
x
=
−35
−
9
x
=
−44
÷
(
−11
)
x
=
4
(9)
1
＋
4
x
=
−41
−
3
x
4
x
＋
3
x
=
−41
−
1
x
=
−42
÷
7
x
=
−6
(10)
9
x
−
4
=
−28
＋
x
9
x
−
x
=
−28
＋
4
x
=
−24
÷
8
x
=
−3
(11)
−5
x
＋
8
=
98
＋
10
x
−5
x
−
10
x
=
98
−
8
x
=
90
÷
(
−15
)
x
=
−6
(12)
8
x
−
3
=
−10
x
−
57
8
x
＋
10
x
=
−
57
＋
3
x
=
−54
÷
18
x
=
−3
(13)
8
−
4
x
=
10
x
＋
22
−
4
x
−
10
x
=
22
−
8
x
=
14
÷
(
−14
)
x
=
−1
(14)
−2
x
＋
1
=
37
＋
2
x
−2
x
−
2
x
=
37
−
1
x
=
36
÷
(
−4
)
x
=
−9