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Standard X
Maths
Question
Find the value of
x
in
−
x
3
+
8
=
9
13
−
13
285
285
13
13
285
−
285
13
A
−
13
285
B
285
13
C
13
285
D
−
285
13
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Solution
Verified by Toppr
−
x
3
+
8
=
9
13
∴
−
x
3
=
9
13
−
8
⟹
−
x
3
=
9
−
104
13
⟹
−
x
3
=
−
95
13
Multiplying both sides by
(
−
3
)
⟹
−
x
3
×
(
−
3
)
=
−
95
13
×
(
−
3
)
∴
x
=
285
13
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