9f-12f+9=0

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Solution for 9f-12f+9=0 equation:


Simplifying
9f + -12f + 9 = 0

Reorder the terms:
9 + 9f + -12f = 0

Combine like terms: 9f + -12f = -3f
9 + -3f = 0

Solving
9 + -3f = 0

Solving for variable 'f'.

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

Add '-9' to each side of the equation.
9 + -9 + -3f = 0 + -9

Combine like terms: 9 + -9 = 0
0 + -3f = 0 + -9
-3f = 0 + -9

Combine like terms: 0 + -9 = -9
-3f = -9

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

Simplifying
f = 3

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