［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)
[
z
]
x
=
9
y
z
(2)
[
v
]
u
=
2
v
(3)
[
y
]
x
=
10
y
(4)
3
[
y
]
x
=
7
y
z
(5)
[
b
]
a
=
5
b
(6)
2
[
y
]
x
=
8
y
z
(7)
[
v
]
u
=
8
v
w
(8)
[
c
]
a
=
3
b
c
(9)
3
[
w
]
u
=
7
v
w
(10)
[
q
]
p
=
8
q
©2025 数学クラブ http://sugaku.club/
月 日（ ）
【解答例】
(1)
[
z
]
x
=
9
y
z
9
y
z
=
x
z
x
=
9
y
(2)
[
v
]
u
=
2
v
2
v
=
u
v
1
=
u
2
(3)
[
y
]
x
=
10
y
10
y
=
x
y
1
=
x
10
(4)
3
[
y
]
x
=
7
y
z
3
7
y
z
=
x
y
x
=
3
7
z
(5)
[
b
]
a
=
5
b
5
b
=
a
b
1
=
a
5
(6)
2
[
y
]
x
=
8
y
z
2
8
y
z
=
x
y
x
=
2
8
z
(7)
[
v
]
u
=
8
v
w
8
v
w
=
u
v
u
=
8
w
(8)
[
c
]
a
=
3
b
c
3
b
c
=
a
c
a
=
3
b
(9)
3
[
w
]
u
=
7
v
w
3
7
v
w
=
u
w
u
=
3
7
v
(10)
[
q
]
p
=
8
q
8
q
=
p
q
1
=
p
8