f(4)=-0.6x^2-1.3+22

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Solution for f(4)=-0.6x^2-1.3+22 equation: 


Simplifying
f(4) = -0.6x2 + -1.3 + 22

Reorder the terms for easier multiplication:
4f = -0.6x2 + -1.3 + 22

Reorder the terms:
4f = -1.3 + 22 + -0.6x2

Combine like terms: -1.3 + 22 = 20.7
4f = 20.7 + -0.6x2

Solving
4f = 20.7 + -0.6x2

Solving for variable 'f'.

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

Divide each side by '4'.
f = 5.175 + -0.15x2

Simplifying
f = 5.175 + -0.15x2

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