1.2m+0.3=0.2m+2.1

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Solution for 1.2m+0.3=0.2m+2.1 equation: 


Simplifying
1.2m + 0.3 = 0.2m + 2.1

Reorder the terms:
0.3 + 1.2m = 0.2m + 2.1

Reorder the terms:
0.3 + 1.2m = 2.1 + 0.2m

Solving
0.3 + 1.2m = 2.1 + 0.2m

Solving for variable 'm'.

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

Add '-0.2m' to each side of the equation.
0.3 + 1.2m + -0.2m = 2.1 + 0.2m + -0.2m

Combine like terms: 1.2m + -0.2m = 1m
0.3 + 1m = 2.1 + 0.2m + -0.2m

Combine like terms: 0.2m + -0.2m = 0.0
0.3 + 1m = 2.1 + 0.0
0.3 + 1m = 2.1

Add '-0.3' to each side of the equation.
0.3 + -0.3 + 1m = 2.1 + -0.3

Combine like terms: 0.3 + -0.3 = 0.0
0.0 + 1m = 2.1 + -0.3
1m = 2.1 + -0.3

Combine like terms: 2.1 + -0.3 = 1.8
1m = 1.8

Divide each side by '1'.
m = 1.8

Simplifying
m = 1.8

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