f(-2)=1.5-2+1

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Solution for f(-2)=1.5-2+1 equation: 


Simplifying
f(-2) = 1.5 + -2 + 1

Reorder the terms for easier multiplication:
-2f = 1.5 + -2 + 1

Combine like terms: 1.5 + -2 = -0.5
-2f = -0.5 + 1

Combine like terms: -0.5 + 1 = 0.5
-2f = 0.5

Solving
-2f = 0.5

Solving for variable 'f'.

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

Divide each side by '-2'.
f = -0.25

Simplifying
f = -0.25

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