a+b+3=-a-b

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


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

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

Solving
3 + a + b = -1a + -1b

Solving for variable 'a'.

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

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

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

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

Add '-3' to each side of the equation.
3 + 2a + -3 + b = -3 + -1b

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

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

Add '-1b' to each side of the equation.
2a + b + -1b = -3 + -1b + -1b

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

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

Divide each side by '2'.
a = -1.5 + -1b

Simplifying
a = -1.5 + -1b

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