| $X$ | - 5 | 0 | 5 | Total |
| $\mathrm { P } ( X = x )$ | $\frac { 1 } { 5 }$ | $\frac { 1 } { 5 }$ | $\frac { 3 } { 5 }$ | 1 |
The probability distribution of a discrete random variable $X$ is shown in the table below.
\begin{center}
\begin{tabular}{ | c | c | c | c | c | }
\hline
$X$ & - 5 & 0 & 5 & Total \\
\hline
$\mathrm { P } ( X = x )$ & $\frac { 1 } { 5 }$ & $\frac { 1 } { 5 }$ & $\frac { 3 } { 5 }$ & 1 \\
\hline
\end{tabular}
\end{center}
Find the value of $\mathrm { E } ( 4 X + 3 )$. [3 points]