Simplify -3(7n-5)+3n - eMath

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$- 3 (7 n - 5) + 3 n$

Simplify each term.

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Apply the distributive property.

$- 3 (7 n) - 3 \cdot - 5 + 3 n$

Multiply $7$ by $- 3$ .

$- 21 n - 3 \cdot - 5 + 3 n$

Multiply $- 3$ by $- 5$ .

$- 21 n + 15 + 3 n$

$- 21 n + 15 + 3 n$

Add $- 21 n$ and $3 n$ .

$- 18 n + 15$

Simplify -3(7n-5)+3n