f(x+h)=x^2-9x

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Solution for f(x+h)=x^2-9x equation: 


Simplifying
f(x + h) = x2 + -9x

Reorder the terms:
f(h + x) = x2 + -9x
(h * f + x * f) = x2 + -9x
(fh + fx) = x2 + -9x

Reorder the terms:
fh + fx = -9x + x2

Solving
fh + fx = -9x + x2

Solving for variable 'f'.

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

Reorder the terms:
fh + fx + 9x + -1x2 = -9x + 9x + x2 + -1x2

Combine like terms: -9x + 9x = 0
fh + fx + 9x + -1x2 = 0 + x2 + -1x2
fh + fx + 9x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
fh + fx + 9x + -1x2 = 0

The solution to this equation could not be determined.

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