f(-6)=x^2-4x+9

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Solution for f(-6)=x^2-4x+9 equation: 


Simplifying
f(-6) = x2 + -4x + 9

Reorder the terms for easier multiplication:
-6f = x2 + -4x + 9

Reorder the terms:
-6f = 9 + -4x + x2

Solving
-6f = 9 + -4x + x2

Solving for variable 'f'.

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

Divide each side by '-6'.
f = -1.5 + 0.6666666667x + -0.1666666667x2

Simplifying
f = -1.5 + 0.6666666667x + -0.1666666667x2

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