Simplify 21-8(w+3)+3+7w

$21 - 8 (w + 3) + 3 + 7 w$

Step 1

Simplify each term.

Apply the distributive property.

$21 - 8 w - 8 \cdot 3 + 3 + 7 w$

Multiply $- 8$ by $3$ .

$21 - 8 w - 24 + 3 + 7 w$

Step 2

Simplify by adding terms.

Subtract $24$ from $21$ .

$- 8 w - 3 + 3 + 7 w$

Combine the opposite terms in $- 8 w - 3 + 3 + 7 w$ .

Add $- 3$ and $3$ .

$- 8 w + 0 + 7 w$

Add $- 8 w$ and $0$ .

$- 8 w + 7 w$

Add $- 8 w$ and $7 w$ .

$- w$