3a+4b-12=0

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Solution for 3a+4b-12=0 equation:


Simplifying
3a + 4b + -12 = 0

Reorder the terms:
-12 + 3a + 4b = 0

Solving
-12 + 3a + 4b = 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 + 4b = 0 + 12

Reorder the terms:
-12 + 12 + 3a + 4b = 0 + 12

Combine like terms: -12 + 12 = 0
0 + 3a + 4b = 0 + 12
3a + 4b = 0 + 12

Combine like terms: 0 + 12 = 12
3a + 4b = 12

Add '-4b' to each side of the equation.
3a + 4b + -4b = 12 + -4b

Combine like terms: 4b + -4b = 0
3a + 0 = 12 + -4b
3a = 12 + -4b

Divide each side by '3'.
a = 4 + -1.333333333b

Simplifying
a = 4 + -1.333333333b

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