4.5-1.9m=20.9-2m

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Solution for 4.5-1.9m=20.9-2m equation: 


Simplifying
4.5 + -1.9m = 20.9 + -2m

Solving
4.5 + -1.9m = 20.9 + -2m

Solving for variable 'm'.

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

Add '2m' to each side of the equation.
4.5 + -1.9m + 2m = 20.9 + -2m + 2m

Combine like terms: -1.9m + 2m = 0.1m
4.5 + 0.1m = 20.9 + -2m + 2m

Combine like terms: -2m + 2m = 0
4.5 + 0.1m = 20.9 + 0
4.5 + 0.1m = 20.9

Add '-4.5' to each side of the equation.
4.5 + -4.5 + 0.1m = 20.9 + -4.5

Combine like terms: 4.5 + -4.5 = 0.0
0.0 + 0.1m = 20.9 + -4.5
0.1m = 20.9 + -4.5

Combine like terms: 20.9 + -4.5 = 16.4
0.1m = 16.4

Divide each side by '0.1'.
m = 164

Simplifying
m = 164

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