F(x)=-3x-9

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Solution for F(x)=-3x-9 equation:


Simplifying
F(x) = -3x + -9

Multiply F * x
xF = -3x + -9

Reorder the terms:
xF = -9 + -3x

Solving
xF = -9 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
3x + xF = -9 + -3x + 3x

Combine like terms: -3x + 3x = 0
3x + xF = -9 + 0
3x + xF = -9

Reorder the terms:
9 + 3x + xF = -9 + 9

Combine like terms: -9 + 9 = 0
9 + 3x + xF = 0

The solution to this equation could not be determined.

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