F(x)=x-9

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


Simplifying
F(x) = x + -9

Multiply F * x
xF = x + -9

Reorder the terms:
xF = -9 + x

Solving
xF = -9 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-1x + xF = -9 + x + -1x

Combine like terms: x + -1x = 0
-1x + xF = -9 + 0
-1x + xF = -9

Reorder the terms:
9 + -1x + xF = -9 + 9

Combine like terms: -9 + 9 = 0
9 + -1x + xF = 0

The solution to this equation could not be determined.

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