11.8+x-8.1=3.9

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Solution for 11.8+x-8.1=3.9 equation: 


Simplifying
11.8 + x + -8.1 = 3.9

Reorder the terms:
11.8 + -8.1 + x = 3.9

Combine like terms: 11.8 + -8.1 = 3.7
3.7 + x = 3.9

Solving
3.7 + x = 3.9

Solving for variable 'x'.

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

Add '-3.7' to each side of the equation.
3.7 + -3.7 + x = 3.9 + -3.7

Combine like terms: 3.7 + -3.7 = 0.0
0.0 + x = 3.9 + -3.7
x = 3.9 + -3.7

Combine like terms: 3.9 + -3.7 = 0.2
x = 0.2

Simplifying
x = 0.2

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