12-0.4a=0.6a-12

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Solution for 12-0.4a=0.6a-12 equation:


Simplifying
12 + -0.4a = 0.6a + -12

Reorder the terms:
12 + -0.4a = -12 + 0.6a

Solving
12 + -0.4a = -12 + 0.6a

Solving for variable 'a'.

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

Add '-0.6a' to each side of the equation.
12 + -0.4a + -0.6a = -12 + 0.6a + -0.6a

Combine like terms: -0.4a + -0.6a = -1a
12 + -1a = -12 + 0.6a + -0.6a

Combine like terms: 0.6a + -0.6a = 0.0
12 + -1a = -12 + 0.0
12 + -1a = -12

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

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

Combine like terms: -12 + -12 = -24
-1a = -24

Divide each side by '-1'.
a = 24

Simplifying
a = 24

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