f(-2)=2-2-2+3

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Solution for f(-2)=2-2-2+3 equation: 


Simplifying
f(-2) = 2 + -2 + -2 + 3

Reorder the terms for easier multiplication:
-2f = 2 + -2 + -2 + 3

Combine like terms: 2 + -2 = 0
-2f = 0 + -2 + 3
-2f = -2 + 3

Combine like terms: -2 + 3 = 1
-2f = 1

Solving
-2f = 1

Solving for variable 'f'.

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

Divide each side by '-2'.
f = -0.5

Simplifying
f = -0.5

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