first you need to cube both sides.


then add five to both sides to isolate the x.



add x to both sides so that you have x on only one side.


divide both sides by two.

answer.

plug in six to the original equation.
the problem is equal so you correct answer in x=6.

first, square both sides


then you need to distribute the twenty five

subtract twenty five x from each side to isolate the variable.


divide each side by ten.
answer.


plug in five to original problem
simplify radical.
answers are equal so your correct answer is x=5

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