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©2026 数学クラブ http://sugaku.club/
月 日( )
● 次の式を計算しなさい
[1A0-00]
(1)
3
(
8
u
v
+
8
u
)
÷
u
(2)
6
(
7
p
+
7
q
)
(3)
3
(
3
u
+
2
v
+
9
)
(4)
3
(
7
x
y
+
5
x
)
x
(5)
6
(
u
+
6
v
+
5
)
(6)
6
(
7
u
−
v
+
8
)
(7)
5
(
5
p
−
8
q
)
(8)
6
(
5
a
+
6
)
(9)
3
(
3
a
b
+
10
a
)
a
(10)
9
x
y
+
3
x
2
x
(11)
10
(
2
u
+
8
v
)
(12)
7
(
7
u
v
+
9
u
)
÷
u
(13)
5
a
b
−
2
a
8
a
(14)
2
(
6
x
−
9
y
+
1
)
©2026 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
3
(
8
u
v
+
8
u
)
÷
u
=
24
v
+
24
(2)
6
(
7
p
+
7
q
)
=
42
p
+
42
q
(3)
3
(
3
u
+
2
v
+
9
)
=
9
u
+
6
v
+
27
(4)
3
(
7
x
y
+
5
x
)
x
=
21
y
+
15
(5)
6
(
u
+
6
v
+
5
)
=
6
u
+
36
v
+
30
(6)
6
(
7
u
−
v
+
8
)
=
42
u
−
6
v
+
48
(7)
5
(
5
p
−
8
q
)
=
25
p
−
40
q
(8)
6
(
5
a
+
6
)
=
30
a
+
36
(9)
3
(
3
a
b
+
10
a
)
a
=
9
b
+
30
(10)
9
x
y
+
3
x
2
x
=
18
y
+
6
(11)
10
(
2
u
+
8
v
)
=
20
u
+
80
v
(12)
7
(
7
u
v
+
9
u
)
÷
u
=
49
v
+
63
(13)
5
a
b
−
2
a
8
a
=
40
b
−
16
(14)
2
(
6
x
−
9
y
+
1
)
=
12
x
−
18
y
+
2