Chapter 11.2, Problem 24E

Solve the matrix games in Problems 19-32, indicating optimal strategies $P*$ and $Q*$ for $R$ and $C$, respectively, and the value $v$ of the game. (Both strictly and non strictly determined games are included, so check for this first.)

$\left[\begin{array}{cc}3& -15\\ -2& 10\end{array}\right]$