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CTET 2 Math and Science Jan 2016 Paper(HM)
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© examsnet.com
Question : 49
Total: 150
यदि
3
(
5
x
−
7
)
−
4
(
8
x
−
13
)
=
2
(
9
x
−
11
)
−
17
है, तो
7
x
−
5
11
x
−
9
का मान है
−
14
31
−
9
13
9
13
14
31
Validate
Solution:
3
(
5
x
−
7
)
−
4
(
8
x
−
13
)
=
2
(
9
x
−
11
)
−
17
⇒
15
x
−
21
−
32
x
+
52
=
18
x
−
22
−
17
⇒
−
17
x
+
31
=
18
x
−
39
⇒
35
x
=
70
⇒
x
=
2
∴
7
x
−
5
11
x
−
9
का मान
=
14
−
5
22
−
9
=
9
13
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