f(x)=5x^2-7f(0)

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Solution for f(x)=5x^2-7f(0) equation: 


Simplifying
f(x) = 5x2 + -7f(0)

Multiply f * x
fx = 5x2 + -7f(0)

Reorder the terms for easier multiplication:
fx = 5x2 + -7 * 0f

Multiply -7 * 0
fx = 5x2 + 0f

Anything times zero is zero.
fx = 5x2 + 0f

Reorder the terms:
fx = 0 + 5x2
Remove the zero:
fx = 5x2

Solving
fx = 5x2

Solving for variable 'f'.

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

Divide each side by 'x'.
f = 5x

Simplifying
f = 5x

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