Evaluate 4(x-3)+5x-x^2

$4 (x - 3) + 5 x - x^{2}$

Simplify each term.

Apply the distributive property.

$4 x + 4 \cdot - 3 + 5 x - x^{2}$

Multiply $4$ by $- 3$ .

$4 x - 12 + 5 x - x^{2}$

Add $4 x$ and $5 x$ .

$9 x - 12 - x^{2}$