Answer
$$\frac{3x+7}{x+3}$$
Work Step by Step
To simplify the expression, we look for common factors in the numerator and the denominator. Doing this, we find:
$$ \frac{\left(2x+1\right)\left(3x+7\right)}{\left(2x+1\right)\left(x+3\right)}\\ \frac{3x+7}{x+3}$$