a+2a+3b-a-b=

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Solution for a+2a+3b-a-b= equation:


Simplifying
a + 2a + 3b + -1a + -1b = 0

Reorder the terms:
a + 2a + -1a + 3b + -1b = 0

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

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

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

Solving
2a + 2b = 0

Solving for variable 'a'.

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

Add '-2b' to each side of the equation.
2a + 2b + -2b = 0 + -2b

Combine like terms: 2b + -2b = 0
2a + 0 = 0 + -2b
2a = 0 + -2b
Remove the zero:
2a = -2b

Divide each side by '2'.
a = -1b

Simplifying
a = -1b

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