(C-4)=81

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Solution for (C-4)=81 equation: 


Simplifying
(C + -4) = 81

Reorder the terms:
(-4 + C) = 81

Remove parenthesis around (-4 + C)
-4 + C = 81

Solving
-4 + C = 81

Solving for variable 'C'.

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

Add '4' to each side of the equation.
-4 + 4 + C = 81 + 4

Combine like terms: -4 + 4 = 0
0 + C = 81 + 4
C = 81 + 4

Combine like terms: 81 + 4 = 85
C = 85

Simplifying
C = 85

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