8.2=2x-4

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Solution for 8.2=2x-4 equation: 


Simplifying
8.2 = 2x + -4

Reorder the terms:
8.2 = -4 + 2x

Solving
8.2 = -4 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
8.2 + -2x = -4 + 2x + -2x

Combine like terms: 2x + -2x = 0
8.2 + -2x = -4 + 0
8.2 + -2x = -4

Add '-8.2' to each side of the equation.
8.2 + -8.2 + -2x = -4 + -8.2

Combine like terms: 8.2 + -8.2 = 0.0
0.0 + -2x = -4 + -8.2
-2x = -4 + -8.2

Combine like terms: -4 + -8.2 = -12.2
-2x = -12.2

Divide each side by '-2'.
x = 6.1

Simplifying
x = 6.1

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