# How do you simplify -3(x-5)?

$= - 3 x + 15$
To solve this we'll use the distributive property: $a \left(b + c\right) = a b + a c$
$- 3 \left(x - 5\right) = - 3 \left(x\right) - 3 \left(- 5\right)$
$= - 3 x + 15$