## Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

$y=\dfrac{2}{5}$
Using the properties of equality, the value of the variable that satisfies the given expression, $-y=-\dfrac{2}{5} ,$ is \begin{array}{l}\require{cancel} -1(-y)=-1\left( -\dfrac{2}{5} \right) \\\\ y=\dfrac{2}{5} .\end{array}