-3 (2x + 7)

Answer 1

To simplify the expression $-3(2x+7)$, you can distribute $-3$ to both terms inside the parentheses:

$$-3(2x)+-3(7)$$

This results in:

$$-6x-21$$

So, $-3(2x+7)$ simplifies to:

$$-6x-21$$