b+3a=-2

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Solution for b+3a=-2 equation: 


Simplifying
b + 3a = -2

Reorder the terms:
3a + b = -2

Solving
3a + b = -2

Solving for variable 'a'.

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

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

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

Divide each side by '3'.
a = -0.6666666667 + -0.3333333333b

Simplifying
a = -0.6666666667 + -0.3333333333b

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