f(-3)=0.7x^2-2.1x+6.6

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Solution for f(-3)=0.7x^2-2.1x+6.6 equation: 


Simplifying
f(-3) = 0.7x2 + -2.1x + 6.6

Reorder the terms for easier multiplication:
-3f = 0.7x2 + -2.1x + 6.6

Reorder the terms:
-3f = 6.6 + -2.1x + 0.7x2

Solving
-3f = 6.6 + -2.1x + 0.7x2

Solving for variable 'f'.

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

Divide each side by '-3'.
f = -2.2 + 0.7x + -0.2333333333x2

Simplifying
f = -2.2 + 0.7x + -0.2333333333x2

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