[文字サイズの変更]
▼
▲
©2024 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.
[182-00]
(1)
[
r
]
p
=
6
(
q
+
r
)
(2)
y
+
z
[
z
]
x
=
9
(3)
(
v
+
w
)
B
[
v
]
u
=
2
(4)
(
q
+
r
)
l
[
q
]
p
=
4
(5)
(
v
+
w
)
B
[
v
]
u
=
2
(6)
10
(
q
+
r
)
[
q
]
m
=
p
(7)
(
v
+
w
)
B
[
v
]
u
=
7
(8)
(
b
+
c
)
h
[
c
]
a
=
5
(9)
[
y
]
S
=
9
(
x
+
y
+
z
)
(10)
b
+
c
[
b
]
a
=
6
©2024 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
[
r
]
p
=
6
(
q
+
r
)
6
(
q
+
r
)
=
p
q
+
r
1
=
p
6
r
1
=
p
−
q
6
(2)
y
+
z
[
z
]
x
=
9
y
+
z
9
=
x
y
+
z
=
9
x
z
=
9
x
−
y
(3)
(
v
+
w
)
B
[
v
]
u
=
2
(
v
+
w
)
B
2
=
u
v
+
w
2
u
=
B
v
2
u
=
−
w
B
(4)
(
q
+
r
)
l
[
q
]
p
=
4
(
q
+
r
)
l
4
=
p
q
+
r
4
p
=
l
q
4
p
=
−
r
l
(5)
(
v
+
w
)
B
[
v
]
u
=
2
(
v
+
w
)
B
2
=
u
v
+
w
2
u
=
B
v
2
u
=
−
w
B
(6)
10
(
q
+
r
)
[
q
]
m
=
p
10
(
q
+
r
)
p
=
m
q
+
r
p
m
=
10
q
p
m
=
−
r
10
(7)
(
v
+
w
)
B
[
v
]
u
=
7
(
v
+
w
)
B
7
=
u
v
+
w
7
u
=
B
v
7
u
=
−
w
B
(8)
(
b
+
c
)
h
[
c
]
a
=
5
(
b
+
c
)
h
5
=
a
b
+
c
5
a
=
h
c
5
a
=
−
b
h
(9)
[
y
]
S
=
9
(
x
+
y
+
z
)
9
(
x
+
y
+
z
)
=
S
x
+
y
+
z
1
=
S
9
y
1
=
S
−
x
−
z
9
(10)
b
+
c
[
b
]
a
=
6
b
+
c
6
=
a
b
+
c
=
6
a
b
=
6
a
−
c