54+x=12

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Solution for 54+x=12 equation: 


Simplifying
54 + x = 12

Solving
54 + x = 12

Solving for variable 'x'.

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

Add '-54' to each side of the equation.
54 + -54 + x = 12 + -54

Combine like terms: 54 + -54 = 0
0 + x = 12 + -54
x = 12 + -54

Combine like terms: 12 + -54 = -42
x = -42

Simplifying
x = -42

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