f(x)=4(x^2-2)-5

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Solution for f(x)=4(x^2-2)-5 equation: 


Simplifying
f(x) = 4(x2 + -2) + -5

Multiply f * x
fx = 4(x2 + -2) + -5

Reorder the terms:
fx = 4(-2 + x2) + -5
fx = (-2 * 4 + x2 * 4) + -5
fx = (-8 + 4x2) + -5

Reorder the terms:
fx = -8 + -5 + 4x2

Combine like terms: -8 + -5 = -13
fx = -13 + 4x2

Solving
fx = -13 + 4x2

Solving for variable 'f'.

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

Divide each side by 'x'.
f = -13x-1 + 4x

Simplifying
f = -13x-1 + 4x

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