Evaluate -8f(1)-4g(4)

$- 8 \cdot f (1) - 4 \cdot g (4)$

Multiply $f$ by $1$ .

$- 8 \cdot f - 4 \cdot (g (4))$

Move $4$ to the left of $g$ .

$- 8 f - 4 \cdot (4 g)$

Multiply $4$ by $- 4$ .

$- 8 f - 16 g$

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