a+x=x-3a

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Solution for a+x=x-3a equation:


Simplifying
a + x = x + -3a

Reorder the terms:
a + x = -3a + x

Add '-1x' to each side of the equation.
a + x + -1x = -3a + x + -1x

Combine like terms: x + -1x = 0
a + 0 = -3a + x + -1x
a = -3a + x + -1x

Combine like terms: x + -1x = 0
a = -3a + 0
a = -3a

Solving
a = -3a

Solving for variable 'a'.

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

Add '3a' to each side of the equation.
a + 3a = -3a + 3a

Combine like terms: a + 3a = 4a
4a = -3a + 3a

Combine like terms: -3a + 3a = 0
4a = 0

Divide each side by '4'.
a = 0

Simplifying
a = 0

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