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प्रश्न
If 1 is subtracted from a number and the difference is multiplied by `1/2`, the result is 7.
उत्तर
Let the number be x
Then, 1 is subtracted from a number and the difference is multiplied by `1/2` i.e. `1/2(x - 1)`
It gives result 7
So, the equation formed is `1/2(x - 1)` = 7.
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