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प्रश्न
756x is a multiple of 11, find the value of x.
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उत्तर
We are given that,
756x is a multiple of 11.
Then, we have to find the value of x.
Since, 756x is divisible by 11, then (7 + 6) – (5 + x) is a multiple of 11,
i.e. 8 – x = 0, 11, 22,...
⇒ 8 – x = 0
⇒ x = 8
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