2a-21.9=A+1.1

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Solution for 2a-21.9=A+1.1 equation: 


Simplifying
2a + -21.9 = A + 1.1

Reorder the terms:
-21.9 + 2a = A + 1.1

Reorder the terms:
-21.9 + 2a = 1.1 + A

Solving
-21.9 + 2a = 1.1 + A

Solving for variable 'a'.

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

Add '21.9' to each side of the equation.
-21.9 + 21.9 + 2a = 1.1 + 21.9 + A

Combine like terms: -21.9 + 21.9 = 0.0
0.0 + 2a = 1.1 + 21.9 + A
2a = 1.1 + 21.9 + A

Combine like terms: 1.1 + 21.9 = 23
2a = 23 + A

Divide each side by '2'.
a = 11.5 + 0.5A

Simplifying
a = 11.5 + 0.5A

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