4.2m-4-4.2m-9=

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Solution for 4.2m-4-4.2m-9= equation: 


Simplifying
4.2m + -4 + -4.2m + -9 = 0

Reorder the terms:
-4 + -9 + 4.2m + -4.2m = 0

Combine like terms: -4 + -9 = -13
-13 + 4.2m + -4.2m = 0

Combine like terms: 4.2m + -4.2m = 0.0
-13 + 0.0 = 0
-13 = 0

Solving
-13 = 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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