kimberely
kimberely kimberely
  • 04-04-2017
  • Mathematics
contestada

How to solve the equation

How to solve the equation class=

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choco4
choco4 choco4
  • 04-04-2017
X= 65

I don't really know how to solve it but that's the answer, sorry
Answer Link
bfelson
bfelson bfelson
  • 04-04-2017
Raise each side to the 3rd power (^3) making the equation 2x-5=125,

Then, add 5 to both sides, making the equation 2x=130

Lastly, we divide by 2, making x=65

If we substitute 65 for x, the equation is still true

3✓(2(65)-5)=5
3✓(130-5)=5
3✓(125)=5
5=5

so, X=65
Answer Link

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