x-5.4=7

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Solution for x-5.4=7 equation: 


Simplifying
x + -5.4 = 7

Reorder the terms:
-5.4 + x = 7

Solving
-5.4 + x = 7

Solving for variable 'x'.

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

Add '5.4' to each side of the equation.
-5.4 + 5.4 + x = 7 + 5.4

Combine like terms: -5.4 + 5.4 = 0.0
0.0 + x = 7 + 5.4
x = 7 + 5.4

Combine like terms: 7 + 5.4 = 12.4
x = 12.4

Simplifying
x = 12.4

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