f(-7)=x^2-8x+5

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Solution for f(-7)=x^2-8x+5 equation: 


Simplifying
f(-7) = x2 + -8x + 5

Reorder the terms for easier multiplication:
-7f = x2 + -8x + 5

Reorder the terms:
-7f = 5 + -8x + x2

Solving
-7f = 5 + -8x + x2

Solving for variable 'f'.

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

Divide each side by '-7'.
f = -0.7142857143 + 1.142857143x + -0.1428571429x2

Simplifying
f = -0.7142857143 + 1.142857143x + -0.1428571429x2

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