0.4x+12.1=x-1.64

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Solution for 0.4x+12.1=x-1.64 equation: 


Simplifying
0.4x + 12.1 = x + -1.64

Reorder the terms:
12.1 + 0.4x = x + -1.64

Reorder the terms:
12.1 + 0.4x = -1.64 + x

Solving
12.1 + 0.4x = -1.64 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
12.1 + 0.4x + -1x = -1.64 + x + -1x

Combine like terms: 0.4x + -1x = -0.6x
12.1 + -0.6x = -1.64 + x + -1x

Combine like terms: x + -1x = 0
12.1 + -0.6x = -1.64 + 0
12.1 + -0.6x = -1.64

Add '-12.1' to each side of the equation.
12.1 + -12.1 + -0.6x = -1.64 + -12.1

Combine like terms: 12.1 + -12.1 = 0.0
0.0 + -0.6x = -1.64 + -12.1
-0.6x = -1.64 + -12.1

Combine like terms: -1.64 + -12.1 = -13.74
-0.6x = -13.74

Divide each side by '-0.6'.
x = 22.9

Simplifying
x = 22.9

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