A*a=b

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Solution for A*a=b equation: 


Simplifying
A * a = b

Multiply A * a
aA = b

Solving
aA = b

Solving for variable 'a'.

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

Divide each side by 'A'.
a = bA-1

Simplifying
a = bA-1

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