3.2m=6m-21

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Solution for 3.2m=6m-21 equation: 


Simplifying
3.2m = 6m + -21

Reorder the terms:
3.2m = -21 + 6m

Solving
3.2m = -21 + 6m

Solving for variable 'm'.

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

Add '-6m' to each side of the equation.
3.2m + -6m = -21 + 6m + -6m

Combine like terms: 3.2m + -6m = -2.8m
-2.8m = -21 + 6m + -6m

Combine like terms: 6m + -6m = 0
-2.8m = -21 + 0
-2.8m = -21

Divide each side by '-2.8'.
m = 7.5

Simplifying
m = 7.5

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