firegirl212 firegirl212

11-02-2017
Mathematics

Answered

Solve for x

cubed (sqrt 2x+1)=3

Verified Answer :

11-02-2017

Solve the equation for x:

∛(2x + 1) = 3

Cube both sides of the equation above:

[ ∛(2x + 1) ]³ = 3³

2x + 1 = 27

2x = 27 – 1

2x = 26

26
x = ———
2

x = 13

Solution set: S = {13}.

I hope this helps. =)

Tags: irrational equation cube root sqrt solution solve algebra

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apologiabiology apologiabiology

11-02-2017

I'm guessing ∛(2x+1)=3
cube both sides
2x+1=27
minus 1 both sides
2x=26
divide by 2
x=13

Answer Link

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