2a=-(1-a)

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Solution for 2a=-(1-a) equation:


Simplifying
2a = -1(1 + -1a)
2a = (1 * -1 + -1a * -1)
2a = (-1 + 1a)

Solving
2a = -1 + 1a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
2a + -1a = -1 + 1a + -1a

Combine like terms: 2a + -1a = 1a
1a = -1 + 1a + -1a

Combine like terms: 1a + -1a = 0
1a = -1 + 0
1a = -1

Divide each side by '1'.
a = -1

Simplifying
a = -1

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