#### Answer

$y = -4$

#### Work Step by Step

$-7y = 28$
We need to isolate the variable $y$ by dividing through by $-7$ as shown below:
$\frac{-7n}{-7} = \frac{28}{-7}$
Simplify to get:
$y = -4$
Therefore, the equation has a possible solution at $y = -4$