exponential equation HELP

I give up this is the problem

why? ... when it is so easy.

(x+3)<sup>4/3</sup> = 16

[(x+3)<sup>4/3</sup>]<sup>3/4</sup> = 16<sup>3/4</sup>

x+3 = (2<sup>4</sup>)<sup>3/4</sup>

x+3 = 2<sup>3</sup>

x = 5

:wink:
 
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