If \(3^x+3^x+3^x=1,\) what is \(x?\)

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If \(3^x+3^x+3^x=1,\) what is \(x?\)

by Gmat_mission » Fri Feb 11, 2022 8:49 am

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If \(3^x+3^x+3^x=1,\) what is \(x?\)

(A) \(-1\)

(B) \(-\dfrac13\)

(C) \(0\)

(D) \(\dfrac13\)

(E) \(1\)

Answer: A

Source: Manhattan GMAT

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Re: If \(3^x+3^x+3^x=1,\) what is \(x?\)

by regor60 » Sun Feb 13, 2022 9:59 am
If 3 of the same thing add to 1, then each thing must be 1/3, meaning X=-1,A