6-8f+9+3f=

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Solution for 6-8f+9+3f= equation:


Simplifying
6 + -8f + 9 + 3f = 0

Reorder the terms:
6 + 9 + -8f + 3f = 0

Combine like terms: 6 + 9 = 15
15 + -8f + 3f = 0

Combine like terms: -8f + 3f = -5f
15 + -5f = 0

Solving
15 + -5f = 0

Solving for variable 'f'.

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

Add '-15' to each side of the equation.
15 + -15 + -5f = 0 + -15

Combine like terms: 15 + -15 = 0
0 + -5f = 0 + -15
-5f = 0 + -15

Combine like terms: 0 + -15 = -15
-5f = -15

Divide each side by '-5'.
f = 3

Simplifying
f = 3

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