.5-7=3

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Solution for .5-7=3 equation: 


Simplifying
0.5 + -7 = 3

Combine like terms: 0.5 + -7 = -6.5
-6.5 = 3

Solving
-6.5 = 3

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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