［文字サイズの変更］
▼
▲
©2026 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)
3
[
b
]
a
=
8
b
c
(2)
[
q
]
p
=
2
q
r
(3)
[
v
]
u
=
10
v
(4)
[
q
]
p
=
6
q
r
(5)
3
[
b
]
a
=
4
b
c
(6)
[
w
]
u
=
9
v
w
(7)
3
[
z
]
x
=
2
y
z
(8)
[
v
]
u
=
10
v
(9)
[
q
]
p
=
10
q
(10)
2
[
b
]
a
=
2
b
c
©2026 数学クラブ http://sugaku.club/
月 日（ ）
【解答例】
(1)
3
[
b
]
a
=
8
b
c
3
8
b
c
=
a
b
a
=
3
8
c
(2)
[
q
]
p
=
2
q
r
2
q
r
=
p
q
p
=
2
r
(3)
[
v
]
u
=
10
v
10
v
=
u
v
1
=
u
10
(4)
[
q
]
p
=
6
q
r
6
q
r
=
p
q
p
=
6
r
(5)
3
[
b
]
a
=
4
b
c
3
4
b
c
=
a
b
a
=
3
4
c
(6)
[
w
]
u
=
9
v
w
9
v
w
=
u
w
u
=
9
v
(7)
3
[
z
]
x
=
2
y
z
3
2
y
z
=
x
z
x
=
3
2
y
(8)
[
v
]
u
=
10
v
10
v
=
u
v
1
=
u
10
(9)
[
q
]
p
=
10
q
10
q
=
p
q
1
=
p
10
(10)
2
[
b
]
a
=
2
b
c
2
2
b
c
=
a
b
a
=
2
2
c