3ab+4ab=12

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Solution for 3ab+4ab=12 equation: 


Simplifying
3ab + 4ab = 12

Combine like terms: 3ab + 4ab = 7ab
7ab = 12

Solving
7ab = 12

Solving for variable 'a'.

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

Divide each side by '7b'.
a = 1.714285714b-1

Simplifying
a = 1.714285714b-1

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