f(x)=-16x^2+42x+12x

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Solution for f(x)=-16x^2+42x+12x equation: 


Simplifying
f(x) = -16x2 + 42x + 12x

Multiply f * x
fx = -16x2 + 42x + 12x

Reorder the terms:
fx = 42x + 12x + -16x2

Combine like terms: 42x + 12x = 54x
fx = 54x + -16x2

Solving
fx = 54x + -16x2

Solving for variable 'f'.

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

Divide each side by 'x'.
f = 54 + -16x

Simplifying
f = 54 + -16x

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