f(x)=-7x-14x

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Solution for f(x)=-7x-14x equation: 


Simplifying
f(x) = -7x + -14x

Multiply f * x
fx = -7x + -14x

Combine like terms: -7x + -14x = -21x
fx = -21x

Solving
fx = -21x

Solving for variable 'f'.

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

Divide each side by 'x'.
f = -21

Simplifying
f = -21

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