3a-b+12=0

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Solution for 3a-b+12=0 equation:


Simplifying
3a + -1b + 12 = 0

Reorder the terms:
12 + 3a + -1b = 0

Solving
12 + 3a + -1b = 0

Solving for variable 'a'.

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

Add '-12' to each side of the equation.
12 + 3a + -12 + -1b = 0 + -12

Reorder the terms:
12 + -12 + 3a + -1b = 0 + -12

Combine like terms: 12 + -12 = 0
0 + 3a + -1b = 0 + -12
3a + -1b = 0 + -12

Combine like terms: 0 + -12 = -12
3a + -1b = -12

Add 'b' to each side of the equation.
3a + -1b + b = -12 + b

Combine like terms: -1b + b = 0
3a + 0 = -12 + b
3a = -12 + b

Divide each side by '3'.
a = -4 + 0.3333333333b

Simplifying
a = -4 + 0.3333333333b

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