F^2-9f-4=0

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Solution for F^2-9f-4=0 equation: 


Simplifying
F2 + -9f + -4 = 0

Reorder the terms:
-4 + F2 + -9f = 0

Solving
-4 + F2 + -9f = 0

Solving for variable 'F'.

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

Add '4' to each side of the equation.
-4 + F2 + 4 + -9f = 0 + 4

Reorder the terms:
-4 + 4 + F2 + -9f = 0 + 4

Combine like terms: -4 + 4 = 0
0 + F2 + -9f = 0 + 4
F2 + -9f = 0 + 4

Combine like terms: 0 + 4 = 4
F2 + -9f = 4

Add '9f' to each side of the equation.
F2 + -9f + 9f = 4 + 9f

Combine like terms: -9f + 9f = 0
F2 + 0 = 4 + 9f
F2 = 4 + 9f

Simplifying
F2 = 4 + 9f

Reorder the terms:
-4 + F2 + -9f = 4 + 9f + -4 + -9f

Reorder the terms:
-4 + F2 + -9f = 4 + -4 + 9f + -9f

Combine like terms: 4 + -4 = 0
-4 + F2 + -9f = 0 + 9f + -9f
-4 + F2 + -9f = 9f + -9f

Combine like terms: 9f + -9f = 0
-4 + F2 + -9f = 0

The solution to this equation could not be determined.

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