SOLUTION: Can you please help me to Solve this equation containing a rational exponent on the variable. 4x^3/4-31=77

SOLUTION: Can you please help me to Solve this equation containing a rational exponent on the variable. 4x^3/4-31=77

Algebra.Com

Question 543200: Can you please help me to Solve this equation containing a rational exponent on the variable.
4x^3/4-31=77
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
4x^3/4 -31=77
4x^3/4=77+31
4x^3/4 =108
take the 4th power of the equation
(4x^(3/4))^4= 108)^4
256x^3=108^4
x^3=108^4/256
x^3=531441
x= cuberoot(531441)
x=81
m.ananth@hotmail.ca
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