(3a-b)-[2a-(a+b)]=0

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Solution for (3a-b)-[2a-(a+b)]=0 equation:


Simplifying
(3a + -1b) + -1[2a + -1(a + b)] = 0

Remove parenthesis around (3a + -1b)
3a + -1b + -1[2a + -1(a + b)] = 0
3a + -1b + -1[2a + (a * -1 + b * -1)] = 0
3a + -1b + -1[2a + (-1a + -1b)] = 0

Combine like terms: 2a + -1a = 1a
3a + -1b + -1[1a + -1b] = 0
3a + -1b + [1a * -1 + -1b * -1] = 0
3a + -1b + [-1a + 1b] = 0

Reorder the terms:
3a + -1a + -1b + 1b = 0

Combine like terms: 3a + -1a = 2a
2a + -1b + 1b = 0

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

Solving
2a = 0

Solving for variable 'a'.

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

Divide each side by '2'.
a = 0

Simplifying
a = 0

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