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