Answer
$x=-6$
Work Step by Step
Using the properties of equality, the value of the variable that satisfies the given equation, $
-3x+2=20
,$ is
\begin{array}{l}\require{cancel}
-3x=20-2
\\\\
-3x=18
\\\\
x=\dfrac{18}{-3}
\\\\
x=-6
.\end{array}