0.4-72=90

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Solution for 0.4-72=90 equation: 


Simplifying
0.4 + -72 = 90

Combine like terms: 0.4 + -72 = -71.6
-71.6 = 90

Solving
-71.6 = 90

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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