X-3.1=7.9

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Solution for X-3.1=7.9 equation: 


Simplifying
X + -3.1 = 7.9

Reorder the terms:
-3.1 + X = 7.9

Solving
-3.1 + X = 7.9

Solving for variable 'X'.

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

Add '3.1' to each side of the equation.
-3.1 + 3.1 + X = 7.9 + 3.1

Combine like terms: -3.1 + 3.1 = 0.0
0.0 + X = 7.9 + 3.1
X = 7.9 + 3.1

Combine like terms: 7.9 + 3.1 = 11
X = 11

Simplifying
X = 11

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