3ab-9ab=7ab

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Solution for 3ab-9ab=7ab equation: 


Simplifying
3ab + -9ab = 7ab

Combine like terms: 3ab + -9ab = -6ab
-6ab = 7ab

Solving
-6ab = 7ab

Solving for variable 'a'.

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

Add '-7ab' to each side of the equation.
-6ab + -7ab = 7ab + -7ab

Combine like terms: -6ab + -7ab = -13ab
-13ab = 7ab + -7ab

Combine like terms: 7ab + -7ab = 0
-13ab = 0

Divide each side by '-13'.
ab = 0

Simplifying
ab = 0

The solution to this equation could not be determined.

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