X+2.9=12.1

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Solution for X+2.9=12.1 equation: 


Simplifying
X + 2.9 = 12.1

Reorder the terms:
2.9 + X = 12.1

Solving
2.9 + X = 12.1

Solving for variable 'X'.

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

Add '-2.9' to each side of the equation.
2.9 + -2.9 + X = 12.1 + -2.9

Combine like terms: 2.9 + -2.9 = 0.0
0.0 + X = 12.1 + -2.9
X = 12.1 + -2.9

Combine like terms: 12.1 + -2.9 = 9.2
X = 9.2

Simplifying
X = 9.2

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