12f+12=15f

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Solution for 12f+12=15f equation:


Simplifying
12f + 12 = 15f

Reorder the terms:
12 + 12f = 15f

Solving
12 + 12f = 15f

Solving for variable 'f'.

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

Add '-15f' to each side of the equation.
12 + 12f + -15f = 15f + -15f

Combine like terms: 12f + -15f = -3f
12 + -3f = 15f + -15f

Combine like terms: 15f + -15f = 0
12 + -3f = 0

Add '-12' to each side of the equation.
12 + -12 + -3f = 0 + -12

Combine like terms: 12 + -12 = 0
0 + -3f = 0 + -12
-3f = 0 + -12

Combine like terms: 0 + -12 = -12
-3f = -12

Divide each side by '-3'.
f = 4

Simplifying
f = 4

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