-3.8=m-4.2

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Solution for -3.8=m-4.2 equation: 


Simplifying
-3.8 = m + -4.2

Reorder the terms:
-3.8 = -4.2 + m

Solving
-3.8 = -4.2 + m

Solving for variable 'm'.

Move all terms containing m to the left, all other terms to the right.

Add '-1m' to each side of the equation.
-3.8 + -1m = -4.2 + m + -1m

Combine like terms: m + -1m = 0
-3.8 + -1m = -4.2 + 0
-3.8 + -1m = -4.2

Add '3.8' to each side of the equation.
-3.8 + 3.8 + -1m = -4.2 + 3.8

Combine like terms: -3.8 + 3.8 = 0.0
0.0 + -1m = -4.2 + 3.8
-1m = -4.2 + 3.8

Combine like terms: -4.2 + 3.8 = -0.4
-1m = -0.4

Divide each side by '-1'.
m = 0.4

Simplifying
m = 0.4

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