ab+ba=4

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Solution for ab+ba=4 equation: 


Simplifying
ab + ba = 4

Combine like terms: ab + ab = 2ab
2ab = 4

Solving
2ab = 4

Solving for variable 'a'.

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

Divide each side by '2b'.
a = 2b-1

Simplifying
a = 2b-1

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