F(x)=40-2x

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Solution for F(x)=40-2x equation: 


Simplifying
F(x) = 40 + -2x

Multiply F * x
xF = 40 + -2x

Solving
xF = 40 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
2x + xF = 40 + -2x + 2x

Combine like terms: -2x + 2x = 0
2x + xF = 40 + 0
2x + xF = 40

Reorder the terms:
-40 + 2x + xF = 40 + -40

Combine like terms: 40 + -40 = 0
-40 + 2x + xF = 0

The solution to this equation could not be determined.

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