a-8.1=2

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Solution for a-8.1=2 equation: 


Simplifying
a + -8.1 = 2

Reorder the terms:
-8.1 + a = 2

Solving
-8.1 + a = 2

Solving for variable 'a'.

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

Add '8.1' to each side of the equation.
-8.1 + 8.1 + a = 2 + 8.1

Combine like terms: -8.1 + 8.1 = 0.0
0.0 + a = 2 + 8.1
a = 2 + 8.1

Combine like terms: 2 + 8.1 = 10.1
a = 10.1

Simplifying
a = 10.1

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