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

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


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

Remove parenthesis around (5a)
f * 5a = 2x2 + -4

Reorder the terms for easier multiplication:
5f * a = 2x2 + -4

Multiply f * a
5af = 2x2 + -4

Reorder the terms:
5af = -4 + 2x2

Solving
5af = -4 + 2x2

Solving for variable 'a'.

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

Divide each side by '5f'.
a = -0.8f-1 + 0.4f-1x2

Simplifying
a = -0.8f-1 + 0.4f-1x2

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