-2(x-2)=a

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Solution for -2(x-2)=a equation: 


Simplifying
-2(x + -2) = a

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

Solving
4 + -2x = a

Solving for variable 'x'.

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

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

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

Divide each side by '-2'.
x = 2 + -0.5a

Simplifying
x = 2 + -0.5a

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