(a+b)+2b=

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Solution for (a+b)+2b= equation: 


Simplifying
(a + b) + 2b = 0

Remove parenthesis around (a + b)
a + b + 2b = 0

Combine like terms: b + 2b = 3b
a + 3b = 0

Solving
a + 3b = 0

Solving for variable 'a'.

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

Add '-3b' to each side of the equation.
a + 3b + -3b = 0 + -3b

Combine like terms: 3b + -3b = 0
a + 0 = 0 + -3b
a = 0 + -3b
Remove the zero:
a = -3b

Simplifying
a = -3b

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