-a=a+4

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Solution for -a=a+4 equation:


Simplifying
-1a = a + 4

Reorder the terms:
-1a = 4 + a

Solving
-1a = 4 + a

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.
-1a + -1a = 4 + a + -1a

Combine like terms: -1a + -1a = -2a
-2a = 4 + a + -1a

Combine like terms: a + -1a = 0
-2a = 4 + 0
-2a = 4

Divide each side by '-2'.
a = -2

Simplifying
a = -2

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