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

$x=42$
Using the properties of equality, the value of the variable that satisfies the given expression, $-\dfrac{2}{7}x=-12 ,$ is \begin{array}{l}\require{cancel} -\dfrac{7}{2}\left(-\dfrac{2}{7}x\right)=-12\left(-\dfrac{7}{2} \right) \\\\ x=\dfrac{84}{2} \\\\ x=42 .\end{array}