0.2x+3.1=0.1x+1.2

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Solution for 0.2x+3.1=0.1x+1.2 equation: 


Simplifying
0.2x + 3.1 = 0.1x + 1.2

Reorder the terms:
3.1 + 0.2x = 0.1x + 1.2

Reorder the terms:
3.1 + 0.2x = 1.2 + 0.1x

Solving
3.1 + 0.2x = 1.2 + 0.1x

Solving for variable 'x'.

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

Add '-0.1x' to each side of the equation.
3.1 + 0.2x + -0.1x = 1.2 + 0.1x + -0.1x

Combine like terms: 0.2x + -0.1x = 0.1x
3.1 + 0.1x = 1.2 + 0.1x + -0.1x

Combine like terms: 0.1x + -0.1x = 0.0
3.1 + 0.1x = 1.2 + 0.0
3.1 + 0.1x = 1.2

Add '-3.1' to each side of the equation.
3.1 + -3.1 + 0.1x = 1.2 + -3.1

Combine like terms: 3.1 + -3.1 = 0.0
0.0 + 0.1x = 1.2 + -3.1
0.1x = 1.2 + -3.1

Combine like terms: 1.2 + -3.1 = -1.9
0.1x = -1.9

Divide each side by '0.1'.
x = -19

Simplifying
x = -19

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