12-a+f=

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Solution for 12-a+f= equation:


Simplifying
12 + -1a + f = 0

Solving
12 + -1a + f = 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 + -1a + -12 + f = 0 + -12

Reorder the terms:
12 + -12 + -1a + f = 0 + -12

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

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

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

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

Divide each side by '-1'.
a = 12 + f

Simplifying
a = 12 + f

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