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प्रश्न
Fill in the blanks.
−23 − (?) = 15.
रिक्त स्थान भरें
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उत्तर
Let the required number be x.
−23 − x = 15
=> −23 = 15 + x
=> 15 + x = −23
=> x = −15 −23
=> x = −38
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