Question 193157
Solve the equation: 
4^(x+3) = 8^(x-1)
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[2^2]^(x+3) = [2^3]^(x-1)
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2^(2x+6) = 2^(3x-3)
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2x+6 = 3x-1
x = 7
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Cheers,
Stan H.