F(-2)=4*-2-1

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Solution for F(-2)=4*-2-1 equation: 


Simplifying
F(-2) = 4 * -2 + -1

Reorder the terms for easier multiplication:
-2F = 4 * -2 + -1

Multiply 4 * -2
-2F = -8 + -1

Combine like terms: -8 + -1 = -9
-2F = -9

Solving
-2F = -9

Solving for variable 'F'.

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

Divide each side by '-2'.
F = 4.5

Simplifying
F = 4.5

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