# How do you solve -9a>= -45?

May 16, 2018

$a \le 5$

#### Explanation:

$- 9 a \ge - 45$

In order to isolate $a$, you need to divide both sides by $- 9$

However, when you divide an inequality by a negative number, the sign changes around.

$\frac{- 9 a}{-} 9 \le \frac{- 45}{-} 9$

$a \le 5$