Simplify -5(3p+3)+9(-7+p)

$- 5 (3 p + 3) + 9 (- 7 + p)$

Simplify each term.

Apply the distributive property.

$- 5 (3 p) - 5 \cdot 3 + 9 (- 7 + p)$

Multiply $3$ by $- 5$ .

$- 15 p - 5 \cdot 3 + 9 (- 7 + p)$

Multiply $- 5$ by $3$ .

$- 15 p - 15 + 9 (- 7 + p)$

Apply the distributive property.

$- 15 p - 15 + 9 \cdot - 7 + 9 p$

Multiply $9$ by $- 7$ .

$- 15 p - 15 - 63 + 9 p$

$- 15 p - 15 - 63 + 9 p$

Simplify by adding terms.

Add $- 15 p$ and $9 p$ .

$- 6 p - 15 - 63$

Subtract $63$ from $- 15$ .

$- 6 p - 78$

$- 6 p - 78$

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