-0.4+2=4.2

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Solution for -0.4+2=4.2 equation: 


Simplifying
-0.4 + 2 = 4.2

Combine like terms: -0.4 + 2 = 1.6
1.6 = 4.2

Solving
1.6 = 4.2

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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