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4x - 4x-1  = 24 find the value …

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4- 4x-1  = 24 find the value of x ?

 

  • 2 answers

Shruti Dadhwal 7 years, 3 months ago

4^x- 4^x-1 = 24 

4^x(1-1/4)= 24

4^x =24* 4/3 = 32 = 4^ (2+1/2)

x=2.5 or 5/2

 

 

Bindu Agarwal 7 years, 3 months ago

Take 4x-1 common we get:-

4x-1(4-1) = 24

 4x-1 = 822(x-1) = 23 2x-2=3x=52

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