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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)
2
(
6
u
+
5
v
)
(2)
8
u
v
+
7
u
6
u
(3)
9
(
p
+
8
q
)
(4)
3
a
b
+
5
a
6
a
(5)
2
(
2
u
−
4
v
+
8
)
(6)
6
(
4
a
+
10
b
−
4
)
(7)
2
v
(
3
u
+
2
)
(8)
6
v
(
u
−
2
)
(9)
9
p
q
+
10
p
8
p
(10)
8
(
6
u
v
−
9
u
)
÷
u
(11)
7
q
(
6
p
+
2
)
(12)
5
(
3
a
b
+
6
a
)
a
(13)
7
(
8
x
y
−
8
x
)
x
(14)
7
(
8
p
+
4
q
)
©2026 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
2
(
6
u
+
5
v
)
=
12
u
+
10
v
(2)
8
u
v
+
7
u
6
u
=
48
v
+
42
(3)
9
(
p
+
8
q
)
=
9
p
+
72
q
(4)
3
a
b
+
5
a
6
a
=
18
b
+
30
(5)
2
(
2
u
−
4
v
+
8
)
=
4
u
−
8
v
+
16
(6)
6
(
4
a
+
10
b
−
4
)
=
24
a
+
60
b
−
24
(7)
2
v
(
3
u
+
2
)
=
6
u
v
+
4
v
(8)
6
v
(
u
−
2
)
=
6
u
v
−
12
v
(9)
9
p
q
+
10
p
8
p
=
72
q
+
80
(10)
8
(
6
u
v
−
9
u
)
÷
u
=
48
v
−
72
(11)
7
q
(
6
p
+
2
)
=
42
p
q
+
14
q
(12)
5
(
3
a
b
+
6
a
)
a
=
15
b
+
30
(13)
7
(
8
x
y
−
8
x
)
x
=
56
y
−
56
(14)
7
(
8
p
+
4
q
)
=
56
p
+
28
q