2.1x-2.58=1.26-4.3x

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Solution for 2.1x-2.58=1.26-4.3x equation: 


Simplifying
2.1x + -2.58 = 1.26 + -4.3x

Reorder the terms:
-2.58 + 2.1x = 1.26 + -4.3x

Solving
-2.58 + 2.1x = 1.26 + -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.
-2.58 + 2.1x + 4.3x = 1.26 + -4.3x + 4.3x

Combine like terms: 2.1x + 4.3x = 6.4x
-2.58 + 6.4x = 1.26 + -4.3x + 4.3x

Combine like terms: -4.3x + 4.3x = 0.0
-2.58 + 6.4x = 1.26 + 0.0
-2.58 + 6.4x = 1.26

Add '2.58' to each side of the equation.
-2.58 + 2.58 + 6.4x = 1.26 + 2.58

Combine like terms: -2.58 + 2.58 = 0.00
0.00 + 6.4x = 1.26 + 2.58
6.4x = 1.26 + 2.58

Combine like terms: 1.26 + 2.58 = 3.84
6.4x = 3.84

Divide each side by '6.4'.
x = 0.6

Simplifying
x = 0.6

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