a+b=b-a

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Solution for a+b=b-a equation:


Simplifying
a + b = b + -1a

Reorder the terms:
a + b = -1a + b

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

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

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

Solving
a = -1a

Solving for variable 'a'.

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

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

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

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

Divide each side by '2'.
a = 0

Simplifying
a = 0

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