6.4x-2.1=129

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Solution for 6.4x-2.1=129 equation: 


Simplifying
6.4x + -2.1 = 129

Reorder the terms:
-2.1 + 6.4x = 129

Solving
-2.1 + 6.4x = 129

Solving for variable 'x'.

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

Add '2.1' to each side of the equation.
-2.1 + 2.1 + 6.4x = 129 + 2.1

Combine like terms: -2.1 + 2.1 = 0.0
0.0 + 6.4x = 129 + 2.1
6.4x = 129 + 2.1

Combine like terms: 129 + 2.1 = 131.1
6.4x = 131.1

Divide each side by '6.4'.
x = 20.484375

Simplifying
x = 20.484375

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