(s-4)4-81=0

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Solution for (s-4)4-81=0 equation:


Simplifying
(s + -4) * 4 + -81 = 0

Reorder the terms:
(-4 + s) * 4 + -81 = 0

Reorder the terms for easier multiplication:
4(-4 + s) + -81 = 0
(-4 * 4 + s * 4) + -81 = 0
(-16 + 4s) + -81 = 0

Reorder the terms:
-16 + -81 + 4s = 0

Combine like terms: -16 + -81 = -97
-97 + 4s = 0

Solving
-97 + 4s = 0

Solving for variable 's'.

Move all terms containing s to the left, all other terms to the right.

Add '97' to each side of the equation.
-97 + 97 + 4s = 0 + 97

Combine like terms: -97 + 97 = 0
0 + 4s = 0 + 97
4s = 0 + 97

Combine like terms: 0 + 97 = 97
4s = 97

Divide each side by '4'.
s = 24.25

Simplifying
s = 24.25

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