A-4=b-2

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Solution for A-4=b-2 equation: 


Simplifying
A + -4 = b + -2

Reorder the terms:
-4 + A = b + -2

Reorder the terms:
-4 + A = -2 + b

Solving
-4 + A = -2 + b

Solving for variable 'A'.

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

Add '4' to each side of the equation.
-4 + 4 + A = -2 + 4 + b

Combine like terms: -4 + 4 = 0
0 + A = -2 + 4 + b
A = -2 + 4 + b

Combine like terms: -2 + 4 = 2
A = 2 + b

Simplifying
A = 2 + b

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