x+a=2x+x-b

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Solution for x+a=2x+x-b equation:


Simplifying
x + a = 2x + x + -1b

Reorder the terms:
a + x = 2x + x + -1b

Reorder the terms:
a + x = -1b + 2x + x

Combine like terms: 2x + x = 3x
a + x = -1b + 3x

Solving
a + x = -1b + 3x

Solving for variable 'a'.

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

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

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

Combine like terms: 3x + -1x = 2x
a = -1b + 2x

Simplifying
a = -1b + 2x

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