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प्रश्न
x – 1= ______; when 2x = 2.
उत्तर
x – 1= 0; when 2x = 2.
Explanation:
Given that, 2x = 2
⇒ `(2x)/2 = 2/2` .....[Dividing both sides by 2]
⇒ x = 1
∴ x – 1 = 1 – 1 = 0
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