12x-81=4

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Solution for 12x-81=4 equation: 


Simplifying
12x + -81 = 4

Reorder the terms:
-81 + 12x = 4

Solving
-81 + 12x = 4

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 + 12x = 4 + 81

Combine like terms: -81 + 81 = 0
0 + 12x = 4 + 81
12x = 4 + 81

Combine like terms: 4 + 81 = 85
12x = 85

Divide each side by '12'.
x = 7.083333333

Simplifying
x = 7.083333333

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