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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)
10
(
3
x
y
+
4
x
)
x
(2)
8
v
(
3
u
+
5
)
(3)
2
(
7
p
+
6
)
(4)
7
(
6
p
q
−
5
p
)
÷
p
(5)
10
u
v
+
10
u
8
u
(6)
3
(
9
p
+
q
−
3
)
(7)
u
v
+
9
u
3
u
(8)
7
(
10
x
y
+
2
x
)
x
(9)
6
(
8
p
q
+
8
p
)
÷
p
(10)
9
u
v
−
3
u
3
u
(11)
6
u
v
−
u
3
u
(12)
5
(
6
p
q
+
6
p
)
÷
p
(13)
6
(
2
p
−
5
q
)
(14)
6
(
4
x
+
4
)
©2026 数学クラブ http://sugaku.club/
月 日( )
【解答例】
(1)
10
(
3
x
y
+
4
x
)
x
=
30
y
+
40
(2)
8
v
(
3
u
+
5
)
=
24
u
v
+
40
v
(3)
2
(
7
p
+
6
)
=
14
p
+
12
(4)
7
(
6
p
q
−
5
p
)
÷
p
=
42
q
−
35
(5)
10
u
v
+
10
u
8
u
=
80
v
+
80
(6)
3
(
9
p
+
q
−
3
)
=
27
p
+
3
q
−
9
(7)
u
v
+
9
u
3
u
=
3
v
+
27
(8)
7
(
10
x
y
+
2
x
)
x
=
70
y
+
14
(9)
6
(
8
p
q
+
8
p
)
÷
p
=
48
q
+
48
(10)
9
u
v
−
3
u
3
u
=
27
v
−
9
(11)
6
u
v
−
u
3
u
=
18
v
−
3
(12)
5
(
6
p
q
+
6
p
)
÷
p
=
30
q
+
30
(13)
6
(
2
p
−
5
q
)
=
12
p
−
30
q
(14)
6
(
4
x
+
4
)
=
24
x
+
24