81-3x=27

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Solution for 81-3x=27 equation: 


Simplifying
81 + -3x = 27

Solving
81 + -3x = 27

Solving for variable 'x'.

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

Add '-81' to each side of the equation.
81 + -81 + -3x = 27 + -81

Combine like terms: 81 + -81 = 0
0 + -3x = 27 + -81
-3x = 27 + -81

Combine like terms: 27 + -81 = -54
-3x = -54

Divide each side by '-3'.
x = 18

Simplifying
x = 18

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