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Mathematics

If 7x - 12 = 13 - 5x - 5, then the value of x is

  1. 34\dfrac{3}{4}

  2. 53\dfrac{5}{3}

  3. 65\dfrac{6}{5}

  4. 74\dfrac{7}{4}

Linear Eqns One Variable

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Answer

Given:

7x - 12 = 13 - 5x - 5

⇒ 7x - 12 = 8 - 5x

⇒ 7x + 5x = 8 + 12

⇒ 12x = 20

⇒ x = 2012\dfrac{20}{12}

⇒ x = 53\dfrac{5}{3}

Hence, option 2 is the correct option.

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