X-4=12.4

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Solution for X-4=12.4 equation: 


Simplifying
X + -4 = 12.4

Reorder the terms:
-4 + X = 12.4

Solving
-4 + X = 12.4

Solving for variable 'X'.

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

Add '4' to each side of the equation.
-4 + 4 + X = 12.4 + 4

Combine like terms: -4 + 4 = 0
0 + X = 12.4 + 4
X = 12.4 + 4

Combine like terms: 12.4 + 4 = 16.4
X = 16.4

Simplifying
X = 16.4

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