［文字サイズの変更］
▼
▲
©2025 数学クラブ http://sugaku.club/
月 日（ ）
● 次の等式を[ ]内の変数について解きなさい．
[181-00]
(1)
[
b
]
a
=
10
b
(2)
[
b
]
a
=
8
b
c
(3)
[
v
]
u
=
7
v
w
(4)
2
[
y
]
x
=
7
y
z
(5)
[
y
]
x
=
7
y
(6)
2
[
w
]
u
=
7
v
w
(7)
[
q
]
p
=
5
q
(8)
[
b
]
a
=
3
b
(9)
3
[
b
]
a
=
7
b
c
(10)
[
q
]
p
=
4
q
©2025 数学クラブ http://sugaku.club/
月 日（ ）
【解答例】
(1)
[
b
]
a
=
10
b
10
b
=
a
b
1
=
a
10
(2)
[
b
]
a
=
8
b
c
8
b
c
=
a
b
a
=
8
c
(3)
[
v
]
u
=
7
v
w
7
v
w
=
u
v
u
=
7
w
(4)
2
[
y
]
x
=
7
y
z
2
7
y
z
=
x
y
x
=
2
7
z
(5)
[
y
]
x
=
7
y
7
y
=
x
y
1
=
x
7
(6)
2
[
w
]
u
=
7
v
w
2
7
v
w
=
u
w
u
=
2
7
v
(7)
[
q
]
p
=
5
q
5
q
=
p
q
1
=
p
5
(8)
[
b
]
a
=
3
b
3
b
=
a
b
1
=
a
3
(9)
3
[
b
]
a
=
7
b
c
3
7
b
c
=
a
b
a
=
3
7
c
(10)
[
q
]
p
=
4
q
4
q
=
p
q
1
=
p
4