.4+3.9=5.78

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Solution for .4+3.9=5.78 equation: 


Simplifying
0.4 + 3.9 = 5.78

Combine like terms: 0.4 + 3.9 = 4.3
4.3 = 5.78

Solving
4.3 = 5.78

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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