SOLUTION: Solve the exponential equation a)( 2^(3x))(2^x) = 1/4 Thanks so much in advance:)

SOLUTION: Solve the exponential equation a)( 2^(3x))(2^x) = 1/4 Thanks so much in advance:)

Algebra.Com

Question 824787: Solve the exponential equation
a)( 2^(3x))(2^x) = 1/4
Thanks so much in advance:)
Answer by LinnW(1048) (Show Source): You can put this solution on YOUR website!
( 2^(3x))*(2^x) = 1/4
2^(3x+2^x) = 1/4
2^(4x) = 1/4
(2^4)^x = 1/4
16^x = 1/4
16^x = 1/4

so x = -1/2

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