# How do you find the product (6a+5)(5a+3)?

$\left(6 a + 5\right) \left(5 a + 3\right)$
$6 a \left(5 a + 3\right) + 5 \left(5 a + 3\right)$
30a²+18a+25a+15
30a²+43a+15