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 The solution of the equation 10 y– 20 = 30 is

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  1. 2
  2. 3
  3. 4
  4. 5

Answer (Detailed Solution Below)

Option 4 : 5
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Detailed Solution

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Given:

Equation: 10y - 20 = 30

Calculation:

10y - 20 = 30

⇒ 10y = 30 + 20

⇒ 10y = 50

⇒ y = 50 ÷ 10

⇒ y = 5

∴ The correct answer is option (4).

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