9.1-12.9=

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Solution for 9.1-12.9= equation: 


Simplifying
9.1 + -12.9 = 0

Combine like terms: 9.1 + -12.9 = -3.8
-3.8 = 0

Solving
-3.8 = 0

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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