2.1x-0.86=0.42-4.3x

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Solution for 2.1x-0.86=0.42-4.3x equation: 


Simplifying
2.1x + -0.86 = 0.42 + -4.3x

Reorder the terms:
-0.86 + 2.1x = 0.42 + -4.3x

Solving
-0.86 + 2.1x = 0.42 + -4.3x

Solving for variable 'x'.

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

Add '4.3x' to each side of the equation.
-0.86 + 2.1x + 4.3x = 0.42 + -4.3x + 4.3x

Combine like terms: 2.1x + 4.3x = 6.4x
-0.86 + 6.4x = 0.42 + -4.3x + 4.3x

Combine like terms: -4.3x + 4.3x = 0.0
-0.86 + 6.4x = 0.42 + 0.0
-0.86 + 6.4x = 0.42

Add '0.86' to each side of the equation.
-0.86 + 0.86 + 6.4x = 0.42 + 0.86

Combine like terms: -0.86 + 0.86 = 0.00
0.00 + 6.4x = 0.42 + 0.86
6.4x = 0.42 + 0.86

Combine like terms: 0.42 + 0.86 = 1.28
6.4x = 1.28

Divide each side by '6.4'.
x = 0.2

Simplifying
x = 0.2

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