Expand the Trigonometric Expression -3z-(-z-2)

$- 3 z - (- z - 2)$

Step 1

Simplify each term.

Apply the distributive property.

$- 3 z - - z - - 2$

Multiply $- - z$ .

Multiply $- 1$ by $- 1$ .

$- 3 z + 1 z - - 2$

Multiply $z$ by $1$ .

$- 3 z + z - - 2$

Multiply $- 1$ by $- 2$ .

$- 3 z + z + 2$

Step 2

Add $- 3 z$ and $z$ .

$- 2 z + 2$