f(x)=3x^2-7f(-3)

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Solution for f(x)=3x^2-7f(-3) equation:


Simplifying
f(x) = 3x2 + -7f(-3)

Multiply f * x
fx = 3x2 + -7f(-3)

Reorder the terms for easier multiplication:
fx = 3x2 + -7 * -3f

Multiply -7 * -3
fx = 3x2 + 21f

Reorder the terms:
fx = 21f + 3x2

Solving
fx = 21f + 3x2

Solving for variable 'f'.

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

Add '-21f' to each side of the equation.
-21f + fx = 21f + -21f + 3x2

Combine like terms: 21f + -21f = 0
-21f + fx = 0 + 3x2
-21f + fx = 3x2

Combine like terms: 3x2 + -3x2 = 0
-21f + fx + -3x2 = 0

The solution to this equation could not be determined.

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