2(x-4)=13.8

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Solution for 2(x-4)=13.8 equation: 


Simplifying
2(x + -4) = 13.8

Reorder the terms:
2(-4 + x) = 13.8
(-4 * 2 + x * 2) = 13.8
(-8 + 2x) = 13.8

Solving
-8 + 2x = 13.8

Solving for variable 'x'.

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

Add '8' to each side of the equation.
-8 + 8 + 2x = 13.8 + 8

Combine like terms: -8 + 8 = 0
0 + 2x = 13.8 + 8
2x = 13.8 + 8

Combine like terms: 13.8 + 8 = 21.8
2x = 21.8

Divide each side by '2'.
x = 10.9

Simplifying
x = 10.9

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