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प्रश्न
If `x/2` = 3, then the value of 3x + 2 is ______.
विकल्प
20
11
`13/2`
8
उत्तर
If `x/2` = 3, then the value of 3x + 2 is 20.
Explanation:
Given, `x/2` = 3
On multiplying both sides by 2, we get `x/2 xx 2` = 3 × 2
⇒ x = 3 × 2 = 6
Put x = 6 in the equation 3x + 2, we get
3(6) + 2 = 18 + 2 = 20
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