方程式の計算練習基本3

スタディーＸ数学中１方程式基本 (3x ＝ 9 タイプ) その 1
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x
=5
4
(1) −7x = −21
(9)
(2) −2x = −14
(10)
x
= −2
6
(3) 6x = 30
(11)
x
=8
6
(4) 7x = 21
(12) −
x
=8
10
(5) 2x = 8
(13) −
x
= −1
9
(6) −10x = 30
(14)
(7) 4x = −28
(15) −
x
= −4
7
(8) −10x = −10
(16) −
x
=3
4
x
=7
9
スタディーＸ数学中１方程式基本 (3x ＝ 9 タイプ) その 2
—————————————————————————–http://www.study-x.com/
x
= −4
4
(1) 2x = −20
(9)
(2) 7x = −56
(10) −
x
=8
3
(3) −3x = −9
(11) −
x
= −4
10
(4) −3x = 24
(12)
(5) −9x = −45
(13) −
(6) −10x = −50
(14)
x
=2
3
(7) −6x = 18
(15)
x
=2
8
(8) −4x = −32
(16) −
x
=3
6
x
= −1
4
x
=3
10
スタディーＸ数学中１方程式基本 (3x ＝ 9 タイプ) その 3
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x
= −6
5
(1) 4x = 32
(9) −
(2) −3x = −18
(10)
(3) −2x = 16
(11) −
x
=3
9
(4) −5x = 50
(12) −
x
= −5
10
(5) 8x = 72
(13) −
x
=9
5
(6) −7x = 35
(14) −
x
=2
3
(7) −7x = −21
(15) −
x
= −9
9
(8) −9x = 27
(16)
x
= −6
8
x
= −3
2
スタディーＸ数学中１方程式基本 (3x ＝ 9 タイプ) その 4
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x
=2
8
(1) 7x = 49
(9)
(2) −x = 5
(10) −
x
= −6
9
(3) −x = 7
(11) −
x
= −4
3
(4) −4x = 12
(12) −
x
=5
9
(5) 5x = 15
(13) −
x
= −9
2
(6) −7x = 7
(14) −
x
=4
3
(7) −3x = 15
(15) −
x
= −10
10
(8) −9x = 36
(16) −
x
= −1
2
スタディーＸ数学中１方程式基本 (3x ＝ 9 タイプ) その 5
—————————————————————————–http://www.study-x.com/
x
=3
3
(1) −9x = −45
(9) −
(2) 2x = −8
(10)
x
=8
9
(3) 7x = 7
(11)
x
= −7
6
(4) −8x = 48
(12)
x
= −5
4
(5) −4x = −28
(13) −
(6) 2x = −20
(14)
x
=6
8
(7) 3x = −21
(15)
x
=1
2
(8) −9x = 81
(16)
x
=5
8
x
= −7
5
スタディーＸ数学中１方程式基本 (3x ＝ 9 タイプ) その 6
—————————————————————————–http://www.study-x.com/
x
=5
8
(1) 5x = −40
(9)
(2) −7x = −63
(10) −
x
= −3
9
(3) 8x = −32
(11) −
x
= −5
3
(4) −6x = −54
(12)
(5) −8x = 80
(13) −
x
= −10
4
(6) 2x = 4
(14) −
x
= −10
10
(7) −2x = −6
(15) −
x
=4
10
(8) −7x = 70
(16) −
x
= −7
2
x
= −10
4
スタディーＸ数学中１方程式基本 (3x ＝ 9 タイプ) その 7
—————————————————————————–http://www.study-x.com/
x
=7
2
(1) 6x = −30
(9)
(2) −5x = 50
(10) −
(3) −3x = 18
(11)
(4) −8x = −40
(12) −
(5) −5x = −15
(13)
(6) −7x = 35
(14) −
x
= −7
7
(7) 9x = 45
(15) −
x
=8
9
(8) 9x = −54
(16) −
x
= −4
7
x
= −4
2
x
= −6
4
x
=4
2
x
= −5
6
スタディーＸ数学中１方程式基本 (3x ＝ 9 タイプ) その 8
—————————————————————————–http://www.study-x.com/
x
=7
9
(1) 5x = 20
(9)
(2) −x = 9
(10)
x
= −8
8
(3) −10x = 70
(11)
x
=3
8
(4) −3x = 24
(12)
x
= −9
5
(5) 3x = −12
(13)
x
=5
7
(6) −8x = −72
(14)
x
= −7
5
(7) −7x = −56
(15)
x
= −1
7
(8) −4x = 12
(16)
x
= −3
2
スタディーＸ数学中１方程式基本 (3x ＝ 9 タイプ) その 9
—————————————————————————–http://www.study-x.com/
x
=4
2
(1) 4x = 32
(9)
(2) 2x = 16
(10)
x
=3
4
(3) −x = −9
(11)
x
= −7
4
(4) −7x = 56
(12) −
x
= −10
6
(5) 7x = −70
(13) −
x
= −8
6
(6) 3x = 18
(14)
(7) 2x = 4
(15) −
x
= −7
7
(8) −7x = −42
(16) −
x
=2
8
x
=5
4
スタディーＸ数学中１方程式基本 (3x ＝ 9 タイプ) その 10
—————————————————————————–http://www.study-x.com/
x
=6
9
(1) 2x = −8
(9)
(2) 4x = −8
(10)
x
=5
3
(3) −7x = 42
(11)
x
=4
4
(4) −10x = 50
(12) −
x
=7
10
(5) 2x = 14
(13) −
x
= −3
10
(6) −10x = 10
(14) −
x
= −8
8
(7) −9x = 45
(15)
x
= −3
3
(8) 9x = −36
(16)
x
= −5
9
スタディーＸ数学中１方程式基本 (3x ＝ 9 タイプ) 解答
—————————————————————————–http://www.study-x.com/
その 1
(10) x = −64 (11) x = 24 (12) x = −45 (13)
(1) x = 3 (2) x = 7 (3) x = 5 (4) x = 3 (5) x = 4
x = 35 (14) x = −35 (15) x = −7 (16) x = −6
(6) x = −3 (7) x = −7 (8) x = 1 (9) x = 20 (10)
その 9
x = −12 (11) x = 48 (12) x = −80 (13) x = 9 (14)
(1) x = 8 (2) x = 8 (3) x = 9 (4) x = −8 (5)
x = 63 (15) x = 28 (16) x = −12
x = −10 (6) x = 6 (7) x = 2 (8) x = 6 (9) x = 8
その 2
(10) x = 12 (11) x = −28 (12) x = 60 (13) x = 48
(1) x = −10 (2) x = −8 (3) x = 3 (4) x = −8 (5)
(14) x = 20 (15) x = 49 (16) x = −16
x = 5 (6) x = 5 (7) x = −3 (8) x = 8 (9) x = −16
その 10
(10) x = −24 (11) x = 40 (12) x = 18 (13) x = 4
(1) x = −4 (2) x = −2 (3) x = −6 (4) x = −5 (5)
(14) x = 6 (15) x = 16 (16) x = −30
x = 7 (6) x = −1 (7) x = −5 (8) x = −4 (9) x = 54
その 3
(10) x = 15 (11) x = 16 (12) x = −70 (13) x = 30
(1) x = 8 (2) x = 6 (3) x = −8 (4) x = −10 (5)
(14) x = 64 (15) x = −9 (16) x = −45
x = 9 (6) x = −5 (7) x = 3 (8) x = −3 (9) x = 30
(10) x = −48 (11) x = −27 (12) x = 50 (13)
x = −45 (14) x = −6 (15) x = 81 (16) x = −6
その 4
(1) x = 7 (2) x = −5 (3) x = −7 (4) x = −3 (5)
x = 3 (6) x = −1 (7) x = −5 (8) x = −4 (9) x = 16
(10) x = 54 (11) x = 12 (12) x = −45 (13) x = 18
(14) x = −12 (15) x = 100 (16) x = 2
その 5
(1) x = 5 (2) x = −4 (3) x = 1 (4) x = −6 (5)
x = 7 (6) x = −10 (7) x = −7 (8) x = −9 (9)
x = −9 (10) x = 72 (11) x = −42 (12) x = −20
(13) x = 35 (14) x = 48 (15) x = 2 (16) x = 40
その 6
(1) x = −8 (2) x = 9 (3) x = −4 (4) x = 9 (5)
x = −10 (6) x = 2 (7) x = 3 (8) x = −10 (9)
x = 40 (10) x = 27 (11) x = 15 (12) x = −40 (13)
x = 40 (14) x = 100 (15) x = −40 (16) x = 14
その 7
(1) x = −5 (2) x = −10 (3) x = −6 (4) x = 5
(5) x = 3 (6) x = −5 (7) x = 5 (8) x = −6 (9)
x = 14 (10) x = 8 (11) x = −24 (12) x = −8 (13)
x = −30 (14) x = 49 (15) x = −72 (16) x = 28
その 8
(1) x = 4 (2) x = −9 (3) x = −7 (4) x = −8 (5)
x = −4 (6) x = 9 (7) x = 8 (8) x = −3 (9) x = 63

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