A-2=19

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Solution for A-2=19 equation: 


Simplifying
A + -2 = 19

Reorder the terms:
-2 + A = 19

Solving
-2 + A = 19

Solving for variable 'A'.

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

Add '2' to each side of the equation.
-2 + 2 + A = 19 + 2

Combine like terms: -2 + 2 = 0
0 + A = 19 + 2
A = 19 + 2

Combine like terms: 19 + 2 = 21
A = 21

Simplifying
A = 21

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