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Q.

If  2 7 = 6 x ,   then the value of x   is ____.


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Detailed Solution

If  2 7 = 6 x ,   then the value of x   is 21.
We have given,
2 7 = 6 x    Divide the numerator 6 by 2.
  ⇒ 6 2 =3  
Now, multiply the fraction by 3 on the numerator and denominator.
⇒ 2 7 = 2×3 7×3 = 6 21   ∴ 2 7 = 6 21 ,  
Hence, the value of x=21.  
 
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