To remove the radical on the left side of the equation, raise both sides of the equation to the power of 4.
Simplify each side of the equation.
Multiply the exponents in ((y-9)14)4.
Apply the power rule and multiply exponents, (am)n=amn.
Cancel the common factor of 4.
Cancel the common factor.
Rewrite the expression.
Raise 2 to the power of 4.
Move all terms not containing y to the right side of the equation.
Add 9 to both sides of the equation.
Add 16 and 9.
Solve for y fourth root of y-9=2