12b+(4a-3)-9a=

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Solution for 12b+(4a-3)-9a= equation:


Simplifying
12b + (4a + -3) + -9a = 0

Reorder the terms:
12b + (-3 + 4a) + -9a = 0

Remove parenthesis around (-3 + 4a)
12b + -3 + 4a + -9a = 0

Reorder the terms:
-3 + 4a + -9a + 12b = 0

Combine like terms: 4a + -9a = -5a
-3 + -5a + 12b = 0

Solving
-3 + -5a + 12b = 0

Solving for variable 'a'.

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

Add '3' to each side of the equation.
-3 + -5a + 3 + 12b = 0 + 3

Reorder the terms:
-3 + 3 + -5a + 12b = 0 + 3

Combine like terms: -3 + 3 = 0
0 + -5a + 12b = 0 + 3
-5a + 12b = 0 + 3

Combine like terms: 0 + 3 = 3
-5a + 12b = 3

Add '-12b' to each side of the equation.
-5a + 12b + -12b = 3 + -12b

Combine like terms: 12b + -12b = 0
-5a + 0 = 3 + -12b
-5a = 3 + -12b

Divide each side by '-5'.
a = -0.6 + 2.4b

Simplifying
a = -0.6 + 2.4b

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