Solve the Equation for X $$\left| \begin{array} { r r } 3 & x \\2 & - 1\end{array} \right| = 3$$

Q284: Graph the solution set of the

Q285: Use the Gauss-Jordan method to solve

Q286: Find the matrix product when possible.<br>-

Q287: Find the inverse, if it exists,

Q288: Find the value of the determinant.<br>

Q290: Use Cramer's rule to solve the

Q291: Solve the problem using matrices.<br>-Anne and Nancy

Q292: The solution set of the system

Q293: Use a graphing calculator to solve

Q294: Evaluate the determinant.<br> <span class="ql-formula" data-value="\left|